diff --git a/.github/workflows/build-master.yml b/.github/workflows/build-master.yml
index 67e8b96a..c21a13d1 100644
--- a/.github/workflows/build-master.yml
+++ b/.github/workflows/build-master.yml
@@ -84,7 +84,7 @@ jobs:
                       "7.1" { $downloadUrl = "https://downloads.php.net/~windows/releases/archives/php-7.1.33-Win32-VC14-x64.zip" }
                       "7.4" { $downloadUrl = "https://downloads.php.net/~windows/releases/php-7.4.33-Win32-vc15-x64.zip" }
                       "8.1" { $downloadUrl = "https://downloads.php.net/~windows/releases/php-8.1.34-Win32-vs16-x64.zip" }
-                      "8.4" { $downloadUrl = "https://downloads.php.net/~windows/releases/php-8.4.20-Win32-vs17-x64.zip" }
+                      "8.4" { $downloadUrl = "https://downloads.php.net/~windows/releases/php-8.4.21-Win32-vs17-x64.zip" }
                       default { throw "Unsupported PHP version: $phpVersion" }
                   }
                   
diff --git a/lib/Checkout/Accounts/AccountsClient.php b/lib/Checkout/Accounts/AccountsClient.php
index 07789b7d..34f18fcf 100644
--- a/lib/Checkout/Accounts/AccountsClient.php
+++ b/lib/Checkout/Accounts/AccountsClient.php
@@ -23,6 +23,7 @@ class AccountsClient extends Client
     const PAYMENT_INSTRUMENTS_PATH = "payment-instruments";
     const MEMBERS_PATH = "members";
     const RESERVE_RULES_PATH = "reserve-rules";
+    const REQUIREMENTS_PATH = "requirements";
 
     private $filesApiClient;
 
@@ -353,4 +354,59 @@ public function retrieveFile($entityId, $fileId)
             $this->sdkAuthorization()
         );
     }
+
+    /**
+     * Get entity requirements
+     *
+     * Retrieve the list of pending requirements for a sub-entity.
+     *
+     * @param string $entityId The sub-entity's ID (Required)
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function getEntityRequirements($entityId)
+    {
+        return $this->apiClient->get(
+            $this->buildPath(self::ACCOUNTS_PATH, self::ENTITIES_PATH, $entityId, self::REQUIREMENTS_PATH),
+            $this->sdkAuthorization()
+        );
+    }
+
+    /**
+     * Get entity requirement details
+     *
+     * Retrieve detailed information about a specific requirement.
+     *
+     * @param string $entityId The sub-entity's ID (Required)
+     * @param string $requirementId The requirement ID (Required)
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function getEntityRequirementDetails($entityId, $requirementId)
+    {
+        return $this->apiClient->get(
+            $this->buildPath(self::ACCOUNTS_PATH, self::ENTITIES_PATH, $entityId, self::REQUIREMENTS_PATH, $requirementId),
+            $this->sdkAuthorization()
+        );
+    }
+
+    /**
+     * Resolve entity requirement
+     *
+     * Submit a response to resolve a pending requirement.
+     *
+     * @param string $entityId The sub-entity's ID (Required)
+     * @param string $requirementId The requirement ID (Required)
+     * @param EntityRequirementUpdateRequest $request The requirement resolution request (Required)
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function resolveEntityRequirement($entityId, $requirementId, EntityRequirementUpdateRequest $request)
+    {
+        return $this->apiClient->put(
+            $this->buildPath(self::ACCOUNTS_PATH, self::ENTITIES_PATH, $entityId, self::REQUIREMENTS_PATH, $requirementId),
+            $request,
+            $this->sdkAuthorization()
+        );
+    }
 }
diff --git a/lib/Checkout/Accounts/EntityRequirementUpdateRequest.php b/lib/Checkout/Accounts/EntityRequirementUpdateRequest.php
new file mode 100644
index 00000000..8e484554
--- /dev/null
+++ b/lib/Checkout/Accounts/EntityRequirementUpdateRequest.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace Checkout\Accounts;
+
+/**
+ * Request body used to resolve a requirement.
+ */
+class EntityRequirementUpdateRequest
+{
+    /**
+     * @var mixed
+     * [Required]
+     * The response to the requirement. The expected shape depends on the requirement
+     * and is defined by the JSON Schema returned in the requirement details response.
+     * Common shapes include a file reference, a primitive value, or a structured object.
+     */
+    public $value;
+}
diff --git a/lib/Checkout/CheckoutApi.php b/lib/Checkout/CheckoutApi.php
index eedf76ed..8daf5e90 100644
--- a/lib/Checkout/CheckoutApi.php
+++ b/lib/Checkout/CheckoutApi.php
@@ -20,6 +20,7 @@
 use Checkout\Issuing\IssuingClient;
 use Checkout\Metadata\MetadataClient;
 use Checkout\NetworkTokens\NetworkTokensClient;
+use Checkout\OnboardingSimulator\OnboardingSimulatorClient;
 use Checkout\Payments\ApplePay\ApplePayClient;
 use Checkout\Payments\GooglePay\GooglePayClient;
 use Checkout\Payments\Contexts\PaymentContextsClient;
@@ -88,6 +89,8 @@ final class CheckoutApi extends CheckoutApmApi
 
     private $googlePayClient;
 
+    private $onboardingSimulatorClient;
+
     public function __construct(CheckoutConfiguration $configuration)
     {
         $baseApiClient = $this->getBaseApiClient($configuration);
@@ -146,6 +149,7 @@ public function __construct(CheckoutConfiguration $configuration)
         $this->standaloneAccountUpdaterClient = new StandaloneAccountUpdaterClient($baseApiClient, $configuration);
         $this->applePayClient = new ApplePayClient($baseApiClient, $configuration);
         $this->agenticCommerceClient = new AgenticCommerceClient($baseApiClient, $configuration);
+        $this->onboardingSimulatorClient = new OnboardingSimulatorClient($baseApiClient, $configuration);
         $this->complianceRequestsClient = new ComplianceRequestsClient($baseApiClient, $configuration);
         $this->googlePayClient = new GooglePayClient($baseApiClient, $configuration);
     }
@@ -428,7 +432,17 @@ public function getGooglePayClient()
         return $this->googlePayClient;
     }
 
+    /**Client for account onboarding simulator endpoints (sandbox testing).
+     *
+     * @return OnboardingSimulatorClient
+     */
+    public function getOnboardingSimulatorClient()
+    {
+        return $this->onboardingSimulatorClient;
+    }
+
     /**
+        *
      * @param CheckoutConfiguration $configuration
      * @return ApiClient
      */
diff --git a/lib/Checkout/Disputes/CompellingEvidence.php b/lib/Checkout/Disputes/CompellingEvidence.php
new file mode 100644
index 00000000..2a82aa3e
--- /dev/null
+++ b/lib/Checkout/Disputes/CompellingEvidence.php
@@ -0,0 +1,83 @@
+<?php
+
+namespace Checkout\Disputes;
+
+class CompellingEvidence
+{
+    /**
+     * Value can be either "Merchandise" or "Services".
+     * [Required]
+     * @var string $merchandise_or_service
+     */
+    public $merchandise_or_service;
+
+    /**
+     * Description of the merchandise or service that this transaction was for.
+     * [Required]
+     * min 1 characters
+     * max 5000 characters
+     * @var string $merchandise_or_service_desc
+     */
+    public $merchandise_or_service_desc;
+
+    /**
+     * The date and time the merchandise or service was provided, in UTC format.
+     * [Required]
+     * Format: date-time
+     * @var string $merchandise_or_service_provided_date
+     */
+    public $merchandise_or_service_provided_date;
+
+    /**
+     * Status of the order. Only valid if merchandise_or_service is equal to "Merchandise".
+     * [Optional]
+     * @var string|null $shipping_delivery_status
+     */
+    public $shipping_delivery_status;
+
+    /**
+     * Tracking of the order. Only valid if merchandise_or_service is equal to "Merchandise".
+     * [Optional]
+     * max 50 characters
+     * @var string|null $tracking_information
+     */
+    public $tracking_information;
+
+    /**
+     * User ID is synonymous to Customer Account/log in ID.
+     * [Optional]
+     * max 50 characters
+     * @var string|null $user_id
+     */
+    public $user_id;
+
+    /**
+     * IpAddress used in the transaction. Should be either IPV4 or IPV6.
+     * [Optional]
+     * @var string|null $ip_address
+     */
+    public $ip_address;
+
+    /**
+     * Device used in the transaction.
+     * [Optional]
+     * min 15 characters
+     * max 64 characters
+     * @var string|null $device_id
+     */
+    public $device_id;
+
+    /**
+     * The shipping address provided for this transaction.
+     * [Optional]
+     * @var array|null $shipping_address
+     */
+    public $shipping_address;
+
+    /**
+     * List of historical transactions. At least two transactions.
+     * [Required]
+     * @var array $historical_transactions
+     */
+    public $historical_transactions;
+}
diff --git a/lib/Checkout/Disputes/DisputeEvidenceRequest.php b/lib/Checkout/Disputes/DisputeEvidenceRequest.php
index 137e9d26..a8ae8f0d 100644
--- a/lib/Checkout/Disputes/DisputeEvidenceRequest.php
+++ b/lib/Checkout/Disputes/DisputeEvidenceRequest.php
@@ -2,6 +2,8 @@
 
 namespace Checkout\Disputes;
 
+use Checkout\Disputes\CompellingEvidence;
+
 class DisputeEvidenceRequest
 {
     /**
@@ -83,4 +85,39 @@ class DisputeEvidenceRequest
      * @var string
      */
     public $proof_of_delivery_or_service_date_text;
+
+    /**
+     * Supporting evidence files for arbitration where no review is requested.
+     * [Optional]
+     * @var string|null $arbitration_no_review_files
+     */
+    public $arbitration_no_review_files;
+
+    /**
+     * Supporting evidence text for arbitration where no review is requested.
+     * [Optional]
+     * @var string|null $arbitration_no_review_text
+     */
+    public $arbitration_no_review_text;
+
+    /**
+     * Supporting evidence files for arbitration where a review is required.
+     * [Optional]
+     * @var string|null $arbitration_review_required_files
+     */
+    public $arbitration_review_required_files;
+
+    /**
+     * Supporting evidence text for arbitration where a review is required.
+     * [Optional]
+     * @var string|null $arbitration_review_required_text
+     */
+    public $arbitration_review_required_text;
+
+    /**
+     * Compelling evidence for the dispute.
+     * [Optional]
+     * @var CompellingEvidence|null $compelling_evidence
+     */
+    public $compelling_evidence;
 }
diff --git a/lib/Checkout/Forward/Requests/DestinationRequest.php b/lib/Checkout/Forward/Requests/DestinationRequest.php
index 01dc22d5..842531e9 100644
--- a/lib/Checkout/Forward/Requests/DestinationRequest.php
+++ b/lib/Checkout/Forward/Requests/DestinationRequest.php
@@ -45,4 +45,18 @@ class DestinationRequest
      */
     public $signature;
 
+    /**
+     * The query parameters to include in the forward request. (Optional)
+     *
+     * @var array
+     */
+    public $query;
+
+    /**
+     * Placeholder variables to substitute in the body. (Optional)
+     *
+     * @var array
+     */
+    public $variables;
+
 }
diff --git a/lib/Checkout/Instruments/Create/CreateBankAccountInstrumentRequest.php b/lib/Checkout/Instruments/Create/CreateBankAccountInstrumentRequest.php
index 195d6b57..f5eb9f17 100644
--- a/lib/Checkout/Instruments/Create/CreateBankAccountInstrumentRequest.php
+++ b/lib/Checkout/Instruments/Create/CreateBankAccountInstrumentRequest.php
@@ -68,11 +68,6 @@ public function __construct()
      */
     public $account_holder;
 
-    /**
-     * @var BankDetails
-     */
-    public $bank_details;
-
     /**
      * @var BankDetails
      */
diff --git a/lib/Checkout/Instruments/Create/CreateSepaInstrumentRequest.php b/lib/Checkout/Instruments/Create/CreateSepaInstrumentRequest.php
index babf866d..dc003618 100644
--- a/lib/Checkout/Instruments/Create/CreateSepaInstrumentRequest.php
+++ b/lib/Checkout/Instruments/Create/CreateSepaInstrumentRequest.php
@@ -23,4 +23,9 @@ public function __construct()
      */
     public $account_holder;
 
+    /**
+     * @var \Checkout\Instruments\Create\UpdateCustomerRequest
+     */
+    public $customer;
+
 }
diff --git a/lib/Checkout/Instruments/InstrumentsClient.php b/lib/Checkout/Instruments/InstrumentsClient.php
index 1f14caee..d564167a 100644
--- a/lib/Checkout/Instruments/InstrumentsClient.php
+++ b/lib/Checkout/Instruments/InstrumentsClient.php
@@ -15,6 +15,7 @@ class InstrumentsClient extends Client
 {
     const INSTRUMENTS_PATH = "instruments";
     const VALIDATION_PATH = "validation/bank-accounts";
+    const REVOKE_PATH = "revoke";
 
     public function __construct(ApiClient $apiClient, CheckoutConfiguration $configuration)
     {
@@ -71,6 +72,22 @@ public function delete($instrumentId): array
         ), $this->sdkAuthorization());
     }
 
+    /**
+     * Revoke an instrument, preventing it from being used for future transactions.
+     *
+     * @param $instrumentId
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function revoke($instrumentId): array
+    {
+        return $this->apiClient->patch($this->buildPath(
+            self::INSTRUMENTS_PATH,
+            $instrumentId,
+            self::REVOKE_PATH
+        ), null, $this->sdkAuthorization());
+    }
+
     /**
      * @param $country_code
      * @param $currency
diff --git a/lib/Checkout/Instruments/Update/UpdateBankInstrumentRequest.php b/lib/Checkout/Instruments/Update/UpdateBankInstrumentRequest.php
index ddb71629..2874a9ea 100644
--- a/lib/Checkout/Instruments/Update/UpdateBankInstrumentRequest.php
+++ b/lib/Checkout/Instruments/Update/UpdateBankInstrumentRequest.php
@@ -71,7 +71,7 @@ public function __construct()
     /**
      * @var BankDetails
      */
-    public $bank_details;
+    public $bank;
 
     /**
      * @var UpdateCustomerRequest
diff --git a/lib/Checkout/Issuing/Cards/Create/CardRequest.php b/lib/Checkout/Issuing/Cards/Create/CardRequest.php
index 818999d3..c911bbc5 100644
--- a/lib/Checkout/Issuing/Cards/Create/CardRequest.php
+++ b/lib/Checkout/Issuing/Cards/Create/CardRequest.php
@@ -43,4 +43,14 @@ protected function __construct($type)
      * @var bool
      */
     public $activate_card;
+
+    /**
+     * @var array
+     */
+    public $metadata;
+
+    /**
+     * @var string
+     */
+    public $revocation_date;
 }
diff --git a/lib/Checkout/Issuing/Cards/Create/VirtualCardRequest.php b/lib/Checkout/Issuing/Cards/Create/VirtualCardRequest.php
index c764e77e..d7923034 100644
--- a/lib/Checkout/Issuing/Cards/Create/VirtualCardRequest.php
+++ b/lib/Checkout/Issuing/Cards/Create/VirtualCardRequest.php
@@ -15,4 +15,19 @@ public function __construct()
      * @var boolean
      */
     public $is_single_use;
+
+    /**
+     * @var array
+     */
+    public $return_credentials;
+
+    /**
+     * @var array
+     */
+    public $controls;
+
+    /**
+     * @var array
+     */
+    public $control_profiles;
 }
diff --git a/lib/Checkout/OnboardingSimulator/OnboardingSimulatorClient.php b/lib/Checkout/OnboardingSimulator/OnboardingSimulatorClient.php
new file mode 100644
index 00000000..58393e31
--- /dev/null
+++ b/lib/Checkout/OnboardingSimulator/OnboardingSimulatorClient.php
@@ -0,0 +1,107 @@
+<?php
+
+namespace Checkout\OnboardingSimulator;
+
+use Checkout\ApiClient;
+use Checkout\AuthorizationType;
+use Checkout\CheckoutApiException;
+use Checkout\CheckoutConfiguration;
+use Checkout\Client;
+use Checkout\OnboardingSimulator\Requests\SimulatorSetRequirementsDueRequest;
+use Checkout\OnboardingSimulator\Requests\SimulatorSetStatusRequest;
+
+/**
+ * OnboardingSimulatorClient enables testing account onboarding workflows in sandbox.
+ */
+class OnboardingSimulatorClient extends Client
+{
+    const SIMULATE_PATH = "simulate";
+    const ENTITIES_PATH = "entities";
+    const REQUIREMENTS_DUE_PATH = "requirements-due";
+    const SCENARIOS_PATH = "scenarios";
+    const STATUS_PATH = "status";
+
+    public function __construct(ApiClient $apiClient, CheckoutConfiguration $configuration)
+    {
+        parent::__construct($apiClient, $configuration, AuthorizationType::$oAuth);
+    }
+
+    /**
+     * Set one or more requirement fields as due for an entity.
+     *
+     * @param string $entityId
+     * @param SimulatorSetRequirementsDueRequest $request
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function setRequirementsDue($entityId, SimulatorSetRequirementsDueRequest $request)
+    {
+        return $this->apiClient->post(
+            $this->buildPath(self::SIMULATE_PATH, self::ENTITIES_PATH, $entityId, self::REQUIREMENTS_DUE_PATH),
+            $request,
+            $this->sdkAuthorization()
+        );
+    }
+
+    /**
+     * Run a specific scenario for an entity.
+     *
+     * @param string $entityId
+     * @param string $scenarioId
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function runScenario($entityId, $scenarioId)
+    {
+        return $this->apiClient->post(
+            $this->buildPath(self::SIMULATE_PATH, self::ENTITIES_PATH, $entityId, self::SCENARIOS_PATH, $scenarioId),
+            null,
+            $this->sdkAuthorization()
+        );
+    }
+
+    /**
+     * Set the status of an entity.
+     *
+     * @param string $entityId
+     * @param SimulatorSetStatusRequest $request
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function setEntityStatus($entityId, SimulatorSetStatusRequest $request)
+    {
+        return $this->apiClient->post(
+            $this->buildPath(self::SIMULATE_PATH, self::ENTITIES_PATH, $entityId, self::STATUS_PATH),
+            $request,
+            $this->sdkAuthorization()
+        );
+    }
+
+    /**
+     * List all available requirement fields that can be marked as due.
+     *
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function listAvailableRequirements()
+    {
+        return $this->apiClient->get(
+            $this->buildPath(self::SIMULATE_PATH, self::REQUIREMENTS_DUE_PATH),
+            $this->sdkAuthorization()
+        );
+    }
+
+    /**
+     * List all available scenarios that can be run for testing.
+     *
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function listScenarios()
+    {
+        return $this->apiClient->get(
+            $this->buildPath(self::SIMULATE_PATH, self::SCENARIOS_PATH),
+            $this->sdkAuthorization()
+        );
+    }
+}
diff --git a/lib/Checkout/OnboardingSimulator/Requests/SimulatorSetRequirementsDueRequest.php b/lib/Checkout/OnboardingSimulator/Requests/SimulatorSetRequirementsDueRequest.php
new file mode 100644
index 00000000..299451f3
--- /dev/null
+++ b/lib/Checkout/OnboardingSimulator/Requests/SimulatorSetRequirementsDueRequest.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace Checkout\OnboardingSimulator\Requests;
+
+/**
+ * Request to set requirements as due for an entity.
+ */
+class SimulatorSetRequirementsDueRequest
+{
+    /**
+     * @var string[]
+     * [Required]
+     * The requirement fields to mark as due.
+     */
+    public $fields;
+}
diff --git a/lib/Checkout/OnboardingSimulator/Requests/SimulatorSetStatusRequest.php b/lib/Checkout/OnboardingSimulator/Requests/SimulatorSetStatusRequest.php
new file mode 100644
index 00000000..60fbec1f
--- /dev/null
+++ b/lib/Checkout/OnboardingSimulator/Requests/SimulatorSetStatusRequest.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace Checkout\OnboardingSimulator\Requests;
+
+/**
+ * Request to set entity status.
+ */
+class SimulatorSetStatusRequest
+{
+    /**
+     * @var string
+     * [Required]
+     * The status to set on the entity.
+     * Enum: "draft" "requirements_due" "pending" "active" "restricted" "rejected" "inactive"
+     */
+    public $status;
+}
diff --git a/lib/Checkout/Payments/AccountInfo.php b/lib/Checkout/Payments/AccountInfo.php
new file mode 100644
index 00000000..818a527e
--- /dev/null
+++ b/lib/Checkout/Payments/AccountInfo.php
@@ -0,0 +1,170 @@
+<?php
+
+namespace Checkout\Payments;
+
+class AccountInfo
+{
+    /**
+     * The number of purchases with this cardholder's account during the last six months.
+     * [Optional]
+     * min 0
+     * max 9999
+     * @var int|null $purchase_count
+     */
+    public $purchase_count;
+
+    /**
+     * The length of time that the payment account was enrolled in the cardholder's account.
+     * [Optional]
+     * Enum: "no_account" "created_during_transaction" "less_than_thirty_days"
+     *       "thirty_to_sixty_days" "more_than_sixty_days"
+     * @var string|null $account_age
+     */
+    public $account_age;
+
+    /**
+     * The number of Add Card attempts in the last 24 hours.
+     * [Optional]
+     * min 0
+     * max 999
+     * @var int|null $add_card_attempts
+     */
+    public $add_card_attempts;
+
+    /**
+     * Indicates when the shipping address for this transaction was first used.
+     * [Optional]
+     * Enum: "this_transaction" "less_than_thirty_days" "thirty_to_sixty_days" "more_than_sixty_days"
+     * @var string|null $shipping_address_age
+     */
+    public $shipping_address_age;
+
+    /**
+     * Indicates if the cardholder name on the account is identical to the shipping name used for this transaction.
+     * [Optional]
+     * @var bool|null $account_name_matches_shipping_name
+     */
+    public $account_name_matches_shipping_name;
+
+    /**
+     * Indicates whether suspicious activity on the cardholder account has been observed.
+     * [Optional]
+     * @var bool|null $suspicious_account_activity
+     */
+    public $suspicious_account_activity;
+
+    /**
+     * The number of transactions (successful and abandoned) for the cardholder account across
+     * all payment accounts in the previous 24 hours.
+     * [Optional]
+     * min 0
+     * max 999
+     * @var int|null $transactions_today
+     */
+    public $transactions_today;
+
+    /**
+     * Information about how the cardholder was authenticated before or during the transaction.
+     * [Optional]
+     * Enum: "no_authentication" "own_credentials" "federated_id" "issuer_credentials"
+     *       "third_party_authentication" "fido"
+     * @var string|null $authentication_method
+     */
+    public $authentication_method;
+
+    /**
+     * The length of time the cardholder has held the account with the 3DS Requestor.
+     * [Optional]
+     * Enum: "no_account" "this_transaction" "less_than_thirty_days"
+     *       "thirty_to_sixty_days" "more_than_sixty_days"
+     * @var string|null $cardholder_account_age_indicator
+     */
+    public $cardholder_account_age_indicator;
+
+    /**
+     * The UTC date and time the cardholder's account with the 3DS Requestor was last changed, in ISO 8601 format.
+     * Changes include: updating billing or shipping address, adding a new payment account or user.
+     * [Optional]
+     * Format: date-time
+     * @var string|null $account_change
+     */
+    public $account_change;
+
+    /**
+     * The amount of time since the cardholder's account information with the 3DS Requestor was last changed.
+     * [Optional]
+     * Enum: "this_transaction" "less_than_thirty_days" "thirty_to_sixty_days" "more_than_sixty_days"
+     * @var string|null $account_change_indicator
+     */
+    public $account_change_indicator;
+
+    /**
+     * The UTC date and time the cardholder opened the account with the 3DS Requestor, in ISO 8601 format.
+     * [Optional]
+     * Format: date-time
+     * @var string|null $account_date
+     */
+    public $account_date;
+
+    /**
+     * The UTC date and time the cardholder's account with the 3DS Requestor was last reset or
+     * had a password change, in ISO 8601 format.
+     * [Optional]
+     * Format: date-time
+     * @var string|null $account_password_change
+     */
+    public $account_password_change;
+
+    /**
+     * The amount of time since the cardholder's account with the 3DS Requestor was last reset
+     * or had a password change.
+     * [Optional]
+     * Enum: "no_change" "this_transaction" "less_than_thirty_days"
+     *       "thirty_to_sixty_days" "more_than_sixty_days"
+     * @var string|null $account_password_change_indicator
+     */
+    public $account_password_change_indicator;
+
+    /**
+     * The number of transactions associated with the cardholder's account with the 3DS Requestor
+     * in the previous year. Set to 999 if the number of transactions is 1000 or greater.
+     * [Optional]
+     * max 999
+     * @var int|null $transactions_per_year
+     */
+    public $transactions_per_year;
+
+    /**
+     * The UTC date and time the payment account was enrolled in the cardholder's account with
+     * the 3DS Requestor, in ISO 8601 format.
+     * [Optional]
+     * Format: date-time
+     * @var string|null $payment_account_age
+     */
+    public $payment_account_age;
+
+    /**
+     * The UTC date and time the shipping address used for the transaction was first used with
+     * the 3DS Requestor, in ISO 8601 format.
+     * [Optional]
+     * Format: date-time
+     * @var string|null $shipping_address_usage
+     */
+    public $shipping_address_usage;
+
+    /**
+     * The type of account, in the case of a card product with multiple accounts.
+     * [Optional]
+     * Enum: "not_applicable" "credit" "debit"
+     * @var string|null $account_type
+     */
+    public $account_type;
+
+    /**
+     * Additional information about the account optionally provided by the 3DS Requestor.
+     * [Optional]
+     * max 64 characters
+     * @var string|null $account_id
+     */
+    public $account_id;
+}
diff --git a/lib/Checkout/Payments/AchServiceType.php b/lib/Checkout/Payments/AchServiceType.php
new file mode 100644
index 00000000..11679158
--- /dev/null
+++ b/lib/Checkout/Payments/AchServiceType.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Checkout\Payments;
+
+class AchServiceType
+{
+    public static $same_day = "same_day";
+    public static $standard = "standard";
+}
diff --git a/lib/Checkout/Payments/AmountVariabilityType.php b/lib/Checkout/Payments/AmountVariabilityType.php
new file mode 100644
index 00000000..d7c499f6
--- /dev/null
+++ b/lib/Checkout/Payments/AmountVariabilityType.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Checkout\Payments;
+
+class AmountVariabilityType
+{
+    public static $fixed = "Fixed";
+    public static $variable = "Variable";
+}
diff --git a/lib/Checkout/Payments/CardType.php b/lib/Checkout/Payments/CardType.php
new file mode 100644
index 00000000..c8812f2b
--- /dev/null
+++ b/lib/Checkout/Payments/CardType.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Checkout\Payments;
+
+class CardType
+{
+    public static $credit = "credit";
+    public static $debit = "debit";
+}
diff --git a/lib/Checkout/Payments/Contexts/PaymentContextsRequest.php b/lib/Checkout/Payments/Contexts/PaymentContextsRequest.php
index 7f4af297..edf52501 100644
--- a/lib/Checkout/Payments/Contexts/PaymentContextsRequest.php
+++ b/lib/Checkout/Payments/Contexts/PaymentContextsRequest.php
@@ -28,11 +28,6 @@ class PaymentContextsRequest
      */
     public $payment_type;
 
-    /**
-     * @var string
-     */
-    public $authorizationType;
-
     /**
      * @var bool
      */
@@ -82,4 +77,11 @@ class PaymentContextsRequest
      * @var array of Checkout\Payments\Contexts\PaymentContextsItems
      */
     public $items;
+
+    /**
+     * Key-value pairs for custom metadata.
+     * [Optional]
+     * @var array|null $metadata
+     */
+    public $metadata;
 }
diff --git a/lib/Checkout/Payments/InitialAuthentication.php b/lib/Checkout/Payments/InitialAuthentication.php
new file mode 100644
index 00000000..d723e3d3
--- /dev/null
+++ b/lib/Checkout/Payments/InitialAuthentication.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace Checkout\Payments;
+
+class InitialAuthentication
+{
+    /**
+     * The Access Control Server (ACS) transaction ID for a previously authenticated transaction.
+     * [Optional]
+     * min 36 characters
+     * @var string|null $acs_transaction_id
+     */
+    public $acs_transaction_id;
+
+    /**
+     * The authentication method used in the previous transaction.
+     * [Optional]
+     * Enum: "frictionless_authentication" "challenge_occurred" "avs_verified" "other_issuer_methods"
+     * @var string|null $authentication_method
+     */
+    public $authentication_method;
+
+    /**
+     * The timestamp of the previous authentication, in ISO 8601 format.
+     * [Optional]
+     * Format: date-time
+     * @var string|null $authentication_timestamp
+     */
+    public $authentication_timestamp;
+
+    /**
+     * The data that documents and supports a specific authentication process.
+     * [Optional]
+     * max 2048 characters
+     * @var string|null $authentication_data
+     */
+    public $authentication_data;
+
+    /**
+     * The ID for a previous session, which is used for retrieving the initial transaction's properties.
+     * [Optional]
+     * min 30 characters
+     * max 30 characters
+     * @var string|null $initial_session_id
+     */
+    public $initial_session_id;
+}
diff --git a/lib/Checkout/Payments/InstructionRemittance.php b/lib/Checkout/Payments/InstructionRemittance.php
new file mode 100644
index 00000000..d0a40cab
--- /dev/null
+++ b/lib/Checkout/Payments/InstructionRemittance.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Checkout\Payments;
+
+class InstructionRemittance
+{
+    /**
+     * A merchant-provided reference for the remittance payment.
+     * This value is used for payment reconciliation and is reviewed by our banking partner.
+     * [Optional]
+     * max 80 characters
+     * @var string|null $reference
+     */
+    public $reference;
+}
diff --git a/lib/Checkout/Payments/Links/PaymentLinkRequest.php b/lib/Checkout/Payments/Links/PaymentLinkRequest.php
index 3274c48a..03c59935 100644
--- a/lib/Checkout/Payments/Links/PaymentLinkRequest.php
+++ b/lib/Checkout/Payments/Links/PaymentLinkRequest.php
@@ -8,7 +8,11 @@
 use Checkout\Payments\BillingInformation;
 use Checkout\Payments\PaymentRecipient;
 use Checkout\Payments\ProcessingSettings;
+use Checkout\Payments\Request\PaymentInstruction;
+use Checkout\Payments\Request\PaymentRetryRequest;
 use Checkout\Payments\RiskRequest;
+use Checkout\Payments\Sender\PaymentSender;
+use Checkout\Payments\Sessions\PaymentMethodConfiguration;
 use Checkout\Payments\ShippingDetails;
 use Checkout\Payments\ThreeDsRequest;
 use DateTime;
@@ -125,6 +129,48 @@ class PaymentLinkRequest
      */
     public $allow_payment_methods;
 
+    /**
+     * The payment methods to hide from the payment link.
+     * [Optional]
+     * @var string[]|null $disabled_payment_methods values of PaymentSourceType
+     */
+    public $disabled_payment_methods;
+
+    /**
+     * The name of the merchant or seller to show on the payment link page.
+     * [Optional]
+     * @var string|null $display_name
+     */
+    public $display_name;
+
+    /**
+     * Configuration for retrying failed payments.
+     * [Optional]
+     * @var PaymentRetryRequest|null $customer_retry
+     */
+    public $customer_retry;
+
+    /**
+     * The sender of the payment.
+     * [Optional]
+     * @var PaymentSender|null $sender
+     */
+    public $sender;
+
+    /**
+     * Details about the instruction for payouts to bank accounts.
+     * [Optional]
+     * @var PaymentInstruction|null $instruction
+     */
+    public $instruction;
+
+    /**
+     * Configuration for the payment methods shown on the payment link.
+     * [Optional]
+     * @var PaymentMethodConfiguration|null $payment_method_configuration
+     */
+    public $payment_method_configuration;
+
     //Not available on previous
 
     /**
diff --git a/lib/Checkout/Payments/MerchantAuthenticationInfo.php b/lib/Checkout/Payments/MerchantAuthenticationInfo.php
new file mode 100644
index 00000000..dbe99020
--- /dev/null
+++ b/lib/Checkout/Payments/MerchantAuthenticationInfo.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace Checkout\Payments;
+
+class MerchantAuthenticationInfo
+{
+    /**
+     * The mechanism used by the cardholder to authenticate with the 3DS Requestor.
+     * [Optional]
+     * Enum: "no_threeds_requestor_authentication_occurred" "three3ds_requestor_own_credentials"
+     *       "federated_id" "issuer_credentials" "third_party_authentication"
+     *       "fido_authenticator" "fido_authenticator_fido_assurance_data_signed" "src_assurance_data"
+     * @var string|null $three_ds_req_auth_method
+     */
+    public $three_ds_req_auth_method;
+
+    /**
+     * The UTC date and time the cardholder authenticated with the 3DS Requestor, in ISO 8601 format.
+     * [Optional]
+     * Format: date-time
+     * @var string|null $three_ds_req_auth_timestamp
+     */
+    public $three_ds_req_auth_timestamp;
+
+    /**
+     * The data that documents and supports a specific authentication process.
+     * [Optional]
+     * max 20000 characters
+     * @var string|null $three_ds_req_auth_data
+     */
+    public $three_ds_req_auth_data;
+}
diff --git a/lib/Checkout/Payments/PaymentInstruction.php b/lib/Checkout/Payments/PaymentInstruction.php
index f1f392b3..78c3024a 100644
--- a/lib/Checkout/Payments/PaymentInstruction.php
+++ b/lib/Checkout/Payments/PaymentInstruction.php
@@ -5,9 +5,17 @@
 class PaymentInstruction
 {
     /**
-     * The purpose of payment for account funding transactions (AFT).
-     * See PaymentPurpose class for available values.
-     * @var string value of PaymentPurpose
+     * An option to restrict the payment scheme type; payouts will fail if unavailable.
+     * [Optional]
+     * Enum: "local" "instant"
+     * @var string|null $scheme
      */
-    public $purpose;
+    public $scheme;
+
+    /**
+     * Remittance details for the payment, used for reconciliation.
+     * [Optional]
+     * @var InstructionRemittance|null $remittance
+     */
+    public $remittance;
 }
diff --git a/lib/Checkout/Payments/PaymentPlan.php b/lib/Checkout/Payments/PaymentPlan.php
new file mode 100644
index 00000000..d8151998
--- /dev/null
+++ b/lib/Checkout/Payments/PaymentPlan.php
@@ -0,0 +1,63 @@
+<?php
+
+namespace Checkout\Payments;
+
+class PaymentPlan
+{
+    /**
+     * Indicates the minimum number of days between payments.
+     * [Optional]
+     * @var int|null $days_between_payments
+     */
+    public $days_between_payments;
+
+    /**
+     * Indicates the agreed total number of payments.
+     * [Optional]
+     * @var int|null $total_number_of_payments
+     */
+    public $total_number_of_payments;
+
+    /**
+     * The number of the current installment payment.
+     * [Optional]
+     * @var int|null $current_payment_number
+     */
+    public $current_payment_number;
+
+    /**
+     * The date after which no further payments will be performed in the format YYYYMMDD.
+     * [Optional]
+     * @var string|null $expiry
+     */
+    public $expiry;
+
+    /**
+     * The name of the payment plan. Required when source.type is blik.
+     * For Blik merchant-initiated requests using an external partner_agreement_id,
+     * this value is used as the Blik Alias Label.
+     * [Optional]
+     * max 35 characters
+     * @var string|null $name
+     */
+    public $name;
+
+    /**
+     * The date on which the first payment will be taken, in YYYYMMDD format.
+     * Required when source.type is blik and the recurring agreement is created
+     * without an initial payment (amount set to 0).
+     * [Optional]
+     * @var string|null $start_date
+     */
+    public $start_date;
+
+    /**
+     * The amount to charge for each payment in the plan, in the minor currency unit.
+     * Required when source.type is blik, payment_plan.amount_variability is Fixed,
+     * and the recurring agreement is created without an initial payment (amount set to 0).
+     * [Optional]
+     * min 1
+     * @var int|null $amount
+     */
+    public $amount;
+}
diff --git a/lib/Checkout/Payments/PlanInstallment.php b/lib/Checkout/Payments/PlanInstallment.php
new file mode 100644
index 00000000..e6840f48
--- /dev/null
+++ b/lib/Checkout/Payments/PlanInstallment.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace Checkout\Payments;
+
+class PlanInstallment extends PaymentPlan
+{
+    /**
+     * If the installment plan has financing.
+     * [Optional]
+     * default false
+     * @var bool|null $financing
+     */
+    public $financing;
+
+    /**
+     * The fixed installment amount agreed for subsequent payments.
+     * [Optional]
+     * @var string|null $amount
+     */
+    public $amount;
+}
diff --git a/lib/Checkout/Payments/PlanRecurring.php b/lib/Checkout/Payments/PlanRecurring.php
new file mode 100644
index 00000000..be5947de
--- /dev/null
+++ b/lib/Checkout/Payments/PlanRecurring.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Checkout\Payments;
+
+class PlanRecurring extends PaymentPlan
+{
+    /**
+     * Specifies whether the amount is fixed or variable for each recurrence.
+     * [Optional]
+     * Enum: "Fixed" "Variable"
+     * @var string|null $amount_variability value of AmountVariabilityType
+     */
+    public $amount_variability;
+}
diff --git a/lib/Checkout/Payments/ProcessingSettings.php b/lib/Checkout/Payments/ProcessingSettings.php
index 1dbb429f..1b503c3c 100644
--- a/lib/Checkout/Payments/ProcessingSettings.php
+++ b/lib/Checkout/Payments/ProcessingSettings.php
@@ -250,4 +250,46 @@ class ProcessingSettings
      */
     public $affiliate_url;
 
+    /**
+     * The transaction identifier to track a payment request.
+     * [Optional]
+     * @var string|null $reconciliation_id
+     */
+    public $reconciliation_id;
+
+    /**
+     * The foreign retailer amount applied to the transaction, in the minor currency unit.
+     * [Optional]
+     * min 0
+     * @var int|null $foreign_retailer_amount
+     */
+    public $foreign_retailer_amount;
+
+    /**
+     * Specifies which ACH service to use for the payment when source.type is "ach".
+     * [Optional]
+     * Enum: "same_day" "standard"
+     * @var string|null $service_type value of AchServiceType
+     */
+    public $service_type;
+
+    /**
+     * The customer's 6-digit Blik code. Required when source.type is blik and merchant_initiated is false.
+     * [Optional]
+     * Pattern: ^\d{6}$
+     * min 6 characters
+     * max 6 characters
+     * @var string|null $partner_code
+     */
+    public $partner_code;
+
+    /**
+     * Specifies whether to process the payment as a credit or debit transaction.
+     * Required for domestic payments in Brazil performed using a Brazilian card.
+     * [Optional]
+     * Enum: "credit" "debit"
+     * @var string|null $card_type value of CardType
+     */
+    public $card_type;
+
 }
diff --git a/lib/Checkout/Payments/Request/CardPayoutItem.php b/lib/Checkout/Payments/Request/CardPayoutItem.php
new file mode 100644
index 00000000..6df0b0c2
--- /dev/null
+++ b/lib/Checkout/Payments/Request/CardPayoutItem.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace Checkout\Payments\Request;
+
+class CardPayoutItem
+{
+    /**
+     * The item type. For example, `physical` or `digital`.
+     * This field is used to provide item level metadata where applicable.
+     * [Optional]
+     * Enum: "digital" "physical"
+     * @var string|null $type
+     */
+    public $type;
+
+    /**
+     * The digital item type.
+     * If `type` is set to `digital`, this field is required.
+     * [Optional]
+     * Enum: "blockchain" "cbdc" "cryptocurrency" "nft" "stablecoin"
+     * @var string|null $sub_type
+     */
+    public $sub_type;
+}
diff --git a/lib/Checkout/Payments/Request/CardPayoutProcessing.php b/lib/Checkout/Payments/Request/CardPayoutProcessing.php
new file mode 100644
index 00000000..47c01fff
--- /dev/null
+++ b/lib/Checkout/Payments/Request/CardPayoutProcessing.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Checkout\Payments\Request;
+
+class CardPayoutProcessing
+{
+    /**
+     * The unique identifier for Visa-registered ramp providers.
+     * Must only contain alphanumeric characters.
+     * Required if you're a Visa-registered ramp provider operating with affiliates.
+     * [Optional]
+     * Pattern: ^[a-zA-Z0-9]{1,15}$
+     * max 15 characters
+     * @var string|null $affiliate_id
+     */
+    public $affiliate_id;
+
+    /**
+     * The affiliate URL.
+     * Required if you're a Visa-registered ramp provider operating with affiliates.
+     * [Optional]
+     * @var string|null $affiliate_url
+     */
+    public $affiliate_url;
+
+    /**
+     * The speed at which the payout is processed.
+     * Only applicable for unreferenced refunds.
+     * [Optional]
+     * Enum: "fast"
+     * @var string|null $processing_speed
+     */
+    public $processing_speed;
+
+    /**
+     * The two-letter ISO country code of the purchase country.
+     * Required if you're a Visa-registered ramp provider operating with affiliates.
+     * [Optional]
+     * max 2 characters
+     * @var string|null $purchase_country
+     */
+    public $purchase_country;
+}
diff --git a/lib/Checkout/Payments/Request/DowntimeRetryRequest.php b/lib/Checkout/Payments/Request/DowntimeRetryRequest.php
new file mode 100644
index 00000000..a856e93a
--- /dev/null
+++ b/lib/Checkout/Payments/Request/DowntimeRetryRequest.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Checkout\Payments\Request;
+
+class DowntimeRetryRequest
+{
+    /**
+     * Indicates if Checkout.com retries the payment when it's declined due to issuer or acquirer downtime.
+     * [Required]
+     * @var bool $enabled
+     */
+    public $enabled;
+}
diff --git a/lib/Checkout/Payments/Request/DunningRetryRequest.php b/lib/Checkout/Payments/Request/DunningRetryRequest.php
new file mode 100644
index 00000000..54fd15f2
--- /dev/null
+++ b/lib/Checkout/Payments/Request/DunningRetryRequest.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace Checkout\Payments\Request;
+
+class DunningRetryRequest
+{
+    /**
+     * Indicates if Checkout.com retries the payment when it's declined with a supported decline code.
+     * [Required]
+     * @var bool $enabled
+     */
+    public $enabled;
+
+    /**
+     * The maximum number of authorization retry attempts, excluding the initial authorization.
+     * [Optional]
+     * default 6
+     * min 1
+     * max 15
+     * @var int|null $max_attempts
+     */
+    public $max_attempts;
+
+    /**
+     * The maximum number of days between the initial request and the final retry attempt.
+     * [Optional]
+     * default 30
+     * min 1
+     * max 60
+     * @var int|null $end_after_days
+     */
+    public $end_after_days;
+}
diff --git a/lib/Checkout/Payments/Request/PaymentRequest.php b/lib/Checkout/Payments/Request/PaymentRequest.php
index 474a6472..48c3ad49 100644
--- a/lib/Checkout/Payments/Request/PaymentRequest.php
+++ b/lib/Checkout/Payments/Request/PaymentRequest.php
@@ -5,6 +5,11 @@
 use Checkout\Common\CustomerRequest;
 use Checkout\Common\MarketplaceData;
 use Checkout\Payments\BillingDescriptor;
+use Checkout\Payments\InstructionRemittance;
+use Checkout\Payments\PaymentInstruction;
+use Checkout\Payments\PaymentPlan;
+use Checkout\Payments\Request\PaymentRouting;
+use Checkout\Payments\Request\PaymentSubscription;
 use Checkout\Payments\Request\Source\AbstractRequestSource;
 use Checkout\Payments\Sender\PaymentSender;
 use Checkout\Payments\PaymentRecipient;
@@ -26,6 +31,13 @@ class PaymentRequest
      */
     public $source;
 
+    /**
+     * The fallback source to use if the primary source is unavailable.
+     * [Optional]
+     * @var AbstractRequestSource|null $fallback_source
+     */
+    public $fallback_source;
+
     /**
      * @var int
      */
@@ -41,6 +53,13 @@ class PaymentRequest
      */
     public $payment_type;
 
+    /**
+     * The details of a recurring subscription or installment payment plan.
+     * [Optional]
+     * @var PaymentPlan|null $payment_plan
+     */
+    public $payment_plan;
+
     /**
      * @var bool
      */
@@ -81,6 +100,14 @@ class PaymentRequest
      */
     public $capture_on;
 
+    /**
+     * The date and time when the Multibanco payment expires in UTC.
+     * [Optional]
+     * Format: ISO 8601
+     * @var DateTime|null $expire_on
+     */
+    public $expire_on;
+
     /**
      * @var CustomerRequest
      */
@@ -133,6 +160,7 @@ class PaymentRequest
 
     /**
      * @var string
+     * Obsolete - Use risk.device.network.ipv4 or risk.device.network.ipv6 instead
      */
     public $payment_ip;
 
@@ -181,4 +209,18 @@ class PaymentRequest
      * @var PaymentInstruction
      */
     public $instruction;
+
+    /**
+     * The details linking a series of recurring payments together.
+     * [Optional]
+     * @var PaymentSubscription|null $subscription
+     */
+    public $subscription;
+
+    /**
+     * Controls processor attempts at the payment level.
+     * [Optional]
+     * @var PaymentRouting|null $routing
+     */
+    public $routing;
 }
diff --git a/lib/Checkout/Payments/Request/PaymentRetryRequest.php b/lib/Checkout/Payments/Request/PaymentRetryRequest.php
index 13f29288..f7baed72 100644
--- a/lib/Checkout/Payments/Request/PaymentRetryRequest.php
+++ b/lib/Checkout/Payments/Request/PaymentRetryRequest.php
@@ -5,18 +5,23 @@
 class PaymentRetryRequest
 {
     /**
-     * @var bool
+     * Indicates whether asynchronous retries are enabled for the payment.
+     * [Required]
+     * @var bool $enabled
      */
     public $enabled;
 
     /**
-     * @var int
+     * Configuration of asynchronous Dunning retries.
+     * [Optional]
+     * @var DunningRetryRequest|null $dunning
      */
-    public $max_attempts;
+    public $dunning;
 
     /**
-     * @var int
+     * Configuration of asynchronous Downtime retries.
+     * [Optional]
+     * @var DowntimeRetryRequest|null $downtime
      */
-    public $end_after_days;
-
+    public $downtime;
 }
diff --git a/lib/Checkout/Payments/Request/PaymentRouting.php b/lib/Checkout/Payments/Request/PaymentRouting.php
new file mode 100644
index 00000000..5b950e6a
--- /dev/null
+++ b/lib/Checkout/Payments/Request/PaymentRouting.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Checkout\Payments\Request;
+
+class PaymentRouting
+{
+    /**
+     * Specifies the processing rules for the payment. Each object in the array
+     * should be a unique expression of rules that determine the routing attempts
+     * to process the payment with.
+     * [Optional]
+     * @var PaymentRoutingAttempt[] $attempts
+     */
+    public $attempts;
+}
diff --git a/lib/Checkout/Payments/Request/PaymentRoutingAttempt.php b/lib/Checkout/Payments/Request/PaymentRoutingAttempt.php
new file mode 100644
index 00000000..ad8faaef
--- /dev/null
+++ b/lib/Checkout/Payments/Request/PaymentRoutingAttempt.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Checkout\Payments\Request;
+
+class PaymentRoutingAttempt
+{
+    /**
+     * The card scheme to use for the payment attempt.
+     * [Optional]
+     * Enum: "accel" "amex" "cartes_bancaires" "diners" "discover" "jcb" "mada"
+     *       "maestro" "mastercard" "nyce" "omannet" "pulse" "shazam" "star" "upi" "visa"
+     * @var string|null $scheme value of PaymentRoutingScheme
+     */
+    public $scheme;
+}
diff --git a/lib/Checkout/Payments/Request/PaymentRoutingScheme.php b/lib/Checkout/Payments/Request/PaymentRoutingScheme.php
new file mode 100644
index 00000000..75889f55
--- /dev/null
+++ b/lib/Checkout/Payments/Request/PaymentRoutingScheme.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace Checkout\Payments\Request;
+
+class PaymentRoutingScheme
+{
+    public static $accel = "accel";
+    public static $amex = "amex";
+    public static $cartes_bancaires = "cartes_bancaires";
+    public static $diners = "diners";
+    public static $discover = "discover";
+    public static $jcb = "jcb";
+    public static $mada = "mada";
+    public static $maestro = "maestro";
+    public static $mastercard = "mastercard";
+    public static $nyce = "nyce";
+    public static $omannet = "omannet";
+    public static $pulse = "pulse";
+    public static $shazam = "shazam";
+    public static $star = "star";
+    public static $upi = "upi";
+    public static $visa = "visa";
+}
diff --git a/lib/Checkout/Payments/Request/PaymentSubscription.php b/lib/Checkout/Payments/Request/PaymentSubscription.php
new file mode 100644
index 00000000..dc0527ce
--- /dev/null
+++ b/lib/Checkout/Payments/Request/PaymentSubscription.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Checkout\Payments\Request;
+
+class PaymentSubscription
+{
+    /**
+     * The ID or reference linking a series of recurring payments together.
+     * [Optional]
+     * max 50 characters
+     * @var string|null $id
+     */
+    public $id;
+}
diff --git a/lib/Checkout/Payments/Request/PayoutRequest.php b/lib/Checkout/Payments/Request/PayoutRequest.php
index 48889e42..73da4ae9 100644
--- a/lib/Checkout/Payments/Request/PayoutRequest.php
+++ b/lib/Checkout/Payments/Request/PayoutRequest.php
@@ -6,6 +6,10 @@
 use Checkout\Payments\Request\Source\PayoutRequestSource;
 use Checkout\Payments\Sender\PaymentSender;
 
+use Checkout\Payments\Request\CardPayoutItem;
+use Checkout\Payments\Request\CardPayoutProcessing;
+use Checkout\Payments\Request\PaymentSegment;
+
 class PayoutRequest
 {
 
@@ -34,11 +38,6 @@ class PayoutRequest
      */
     public $reference;
 
-    /**
-     * @var PayoutBillingDescriptor
-     */
-    public $billing_descriptor;
-
     /**
      * @var PaymentSender
      */
@@ -53,4 +52,40 @@ class PayoutRequest
      * @var string
      */
     public $processing_channel_id;
+
+    /**
+     * The identifier of an existing payment from the recurring series.
+     * [Optional]
+     * @var string|null $previous_payment_id
+     */
+    public $previous_payment_id;
+
+    /**
+     * The order's line items.
+     * [Optional]
+     * @var CardPayoutItem[]|null $items
+     */
+    public $items;
+
+    /**
+     * The dimension details about business segment for payment request.
+     * At least one dimension required.
+     * [Optional]
+     * @var PaymentSegment|null $segment
+     */
+    public $segment;
+
+    /**
+     * Processing information related to the payout.
+     * [Optional]
+     * @var CardPayoutProcessing|null $processing
+     */
+    public $processing;
+
+    /**
+     * Key-value pairs for custom metadata.
+     * [Optional]
+     * @var array|null $metadata
+     */
+    public $metadata;
 }
diff --git a/lib/Checkout/Payments/Request/Source/Apm/RequestBancontactSource.php b/lib/Checkout/Payments/Request/Source/Apm/RequestBancontactSource.php
index 6694b61f..3dd16a79 100644
--- a/lib/Checkout/Payments/Request/Source/Apm/RequestBancontactSource.php
+++ b/lib/Checkout/Payments/Request/Source/Apm/RequestBancontactSource.php
@@ -3,7 +3,7 @@
 namespace Checkout\Payments\Request\Source\Apm;
 
 use Checkout\Common\PaymentSourceType;
-use Checkout\Payments\Previous\Source\AbstractRequestSource;
+use Checkout\Payments\Request\Source\AbstractRequestSource;
 
 class RequestBancontactSource extends AbstractRequestSource
 {
diff --git a/lib/Checkout/Payments/Request/Source/Apm/RequestEpsSource.php b/lib/Checkout/Payments/Request/Source/Apm/RequestEpsSource.php
index 2003c3dc..3f1af969 100644
--- a/lib/Checkout/Payments/Request/Source/Apm/RequestEpsSource.php
+++ b/lib/Checkout/Payments/Request/Source/Apm/RequestEpsSource.php
@@ -16,4 +16,9 @@ public function __construct()
      * @var string
      */
     public $purpose;
+
+    /**
+     * @var \Checkout\Common\AccountHolder
+     */
+    public $account_holder;
 }
diff --git a/lib/Checkout/Payments/Request/Source/Apm/RequestFawrySource.php b/lib/Checkout/Payments/Request/Source/Apm/RequestFawrySource.php
index 46c50424..ef312cf2 100644
--- a/lib/Checkout/Payments/Request/Source/Apm/RequestFawrySource.php
+++ b/lib/Checkout/Payments/Request/Source/Apm/RequestFawrySource.php
@@ -3,7 +3,7 @@
 namespace Checkout\Payments\Request\Source\Apm;
 
 use Checkout\Common\PaymentSourceType;
-use Checkout\Payments\Previous\Source\AbstractRequestSource;
+use Checkout\Payments\Request\Source\AbstractRequestSource;
 use DateTime;
 
 class RequestFawrySource extends AbstractRequestSource
diff --git a/lib/Checkout/Payments/Request/Source/Apm/RequestKnetSource.php b/lib/Checkout/Payments/Request/Source/Apm/RequestKnetSource.php
index b56e0550..fd9ee39d 100644
--- a/lib/Checkout/Payments/Request/Source/Apm/RequestKnetSource.php
+++ b/lib/Checkout/Payments/Request/Source/Apm/RequestKnetSource.php
@@ -4,7 +4,7 @@
 
 use Checkout\Common\PaymentSourceType;
 use Checkout\Payments\PaymentMethodDetails;
-use Checkout\Payments\Previous\Source\AbstractRequestSource;
+use Checkout\Payments\Request\Source\AbstractRequestSource;
 use Checkout\Tokens\ApplePayTokenData;
 
 class RequestKnetSource extends AbstractRequestSource
diff --git a/lib/Checkout/Payments/Request/Source/Apm/RequestMultiBancoSource.php b/lib/Checkout/Payments/Request/Source/Apm/RequestMultiBancoSource.php
index 6b45f678..3cf7534e 100644
--- a/lib/Checkout/Payments/Request/Source/Apm/RequestMultiBancoSource.php
+++ b/lib/Checkout/Payments/Request/Source/Apm/RequestMultiBancoSource.php
@@ -3,7 +3,7 @@
 namespace Checkout\Payments\Request\Source\Apm;
 
 use Checkout\Common\PaymentSourceType;
-use Checkout\Payments\Previous\Source\AbstractRequestSource;
+use Checkout\Payments\Request\Source\AbstractRequestSource;
 
 class RequestMultiBancoSource extends AbstractRequestSource
 {
diff --git a/lib/Checkout/Payments/Request/Source/Apm/RequestP24Source.php b/lib/Checkout/Payments/Request/Source/Apm/RequestP24Source.php
index e4ac9adf..8245ed70 100644
--- a/lib/Checkout/Payments/Request/Source/Apm/RequestP24Source.php
+++ b/lib/Checkout/Payments/Request/Source/Apm/RequestP24Source.php
@@ -3,7 +3,7 @@
 namespace Checkout\Payments\Request\Source\Apm;
 
 use Checkout\Common\PaymentSourceType;
-use Checkout\Payments\Previous\Source\AbstractRequestSource;
+use Checkout\Payments\Request\Source\AbstractRequestSource;
 
 class RequestP24Source extends AbstractRequestSource
 {
diff --git a/lib/Checkout/Payments/Request/Source/Apm/RequestPostFinanceSource.php b/lib/Checkout/Payments/Request/Source/Apm/RequestPostFinanceSource.php
index 607522fe..0c6e35e4 100644
--- a/lib/Checkout/Payments/Request/Source/Apm/RequestPostFinanceSource.php
+++ b/lib/Checkout/Payments/Request/Source/Apm/RequestPostFinanceSource.php
@@ -3,7 +3,7 @@
 namespace Checkout\Payments\Request\Source\Apm;
 
 use Checkout\Common\PaymentSourceType;
-use Checkout\Payments\Previous\Source\AbstractRequestSource;
+use Checkout\Payments\Request\Source\AbstractRequestSource;
 
 class RequestPostFinanceSource extends AbstractRequestSource
 {
diff --git a/lib/Checkout/Payments/Request/Source/Apm/RequestSepaSource.php b/lib/Checkout/Payments/Request/Source/Apm/RequestSepaSource.php
index bed6790b..e2f3c285 100644
--- a/lib/Checkout/Payments/Request/Source/Apm/RequestSepaSource.php
+++ b/lib/Checkout/Payments/Request/Source/Apm/RequestSepaSource.php
@@ -23,11 +23,6 @@ public function __construct()
      */
     public $account_number;
 
-    /**
-     * @var string
-     */
-    public $bank_code;
-
     /**
      * @var string value of Currency
      */
@@ -47,4 +42,12 @@ public function __construct()
      * @var AccountHolder
      */
     public $account_holder;
+
+    /**
+     * The type of mandate.
+     * [Optional]
+     * Enum: "Core" "B2B"
+     * @var string|null $mandate_type
+     */
+    public $mandate_type;
 }
diff --git a/lib/Checkout/Payments/Request/Source/RequestCardSource.php b/lib/Checkout/Payments/Request/Source/RequestCardSource.php
index 8d727bf9..07b00034 100644
--- a/lib/Checkout/Payments/Request/Source/RequestCardSource.php
+++ b/lib/Checkout/Payments/Request/Source/RequestCardSource.php
@@ -2,6 +2,7 @@
 
 namespace Checkout\Payments\Request\Source;
 
+use Checkout\Common\AccountHolder;
 use Checkout\Common\Address;
 use Checkout\Common\PaymentSourceType;
 use Checkout\Common\Phone;
@@ -58,4 +59,19 @@ public function __construct()
      * @var Phone
      */
     public $phone;
+
+    /**
+     * Information about the account holder of the card.
+     * [Optional]
+     * @var AccountHolder|null $account_holder
+     */
+    public $account_holder;
+
+    /**
+     * Specifies whether to use the Real-Time Account Updater to update the card information.
+     * [Optional]
+     * default true
+     * @var bool|null $allow_update
+     */
+    public $allow_update;
 }
diff --git a/lib/Checkout/Payments/Request/Source/RequestIdSource.php b/lib/Checkout/Payments/Request/Source/RequestIdSource.php
index d403d1c5..1cd145af 100644
--- a/lib/Checkout/Payments/Request/Source/RequestIdSource.php
+++ b/lib/Checkout/Payments/Request/Source/RequestIdSource.php
@@ -2,7 +2,10 @@
 
 namespace Checkout\Payments\Request\Source;
 
+use Checkout\Common\AccountHolder;
+use Checkout\Common\Address;
 use Checkout\Common\PaymentSourceType;
+use Checkout\Common\Phone;
 
 class RequestIdSource extends AbstractRequestSource
 {
@@ -28,12 +31,31 @@ public function __construct()
     public $payment_method;
 
     /**
-     * @var bool
+     * The cardholder's billing address.
+     * [Optional]
+     * @var Address|null $billing_address
      */
-    public $stored;
+    public $billing_address;
 
     /**
-     * @var bool
+     * The cardholder's phone number.
+     * [Optional]
+     * @var Phone|null $phone
      */
-    public $store_for_future_use;
+    public $phone;
+
+    /**
+     * Information about the account holder of the payment instrument.
+     * [Optional]
+     * @var AccountHolder|null $account_holder
+     */
+    public $account_holder;
+
+    /**
+     * Specifies whether to use the Real-Time Account Updater to update the card information.
+     * [Optional]
+     * default true
+     * @var bool|null $allow_update
+     */
+    public $allow_update;
 }
diff --git a/lib/Checkout/Payments/Request/Source/RequestNetworkTokenSource.php b/lib/Checkout/Payments/Request/Source/RequestNetworkTokenSource.php
index 37529309..b1fba923 100644
--- a/lib/Checkout/Payments/Request/Source/RequestNetworkTokenSource.php
+++ b/lib/Checkout/Payments/Request/Source/RequestNetworkTokenSource.php
@@ -2,6 +2,7 @@
 
 namespace Checkout\Payments\Request\Source;
 
+use Checkout\Common\AccountHolder;
 use Checkout\Common\Address;
 use Checkout\Common\PaymentSourceType;
 use Checkout\Common\Phone;
@@ -73,4 +74,11 @@ public function __construct()
      * @var Phone
      */
     public $phone;
+
+    /**
+     * Information about the account holder of the card.
+     * [Optional]
+     * @var AccountHolder|null $account_holder
+     */
+    public $account_holder;
 }
diff --git a/lib/Checkout/Payments/Request/Source/RequestTokenSource.php b/lib/Checkout/Payments/Request/Source/RequestTokenSource.php
index 21d3fc7b..af6e0c4a 100644
--- a/lib/Checkout/Payments/Request/Source/RequestTokenSource.php
+++ b/lib/Checkout/Payments/Request/Source/RequestTokenSource.php
@@ -2,6 +2,7 @@
 
 namespace Checkout\Payments\Request\Source;
 
+use Checkout\Common\AccountHolder;
 use Checkout\Common\Address;
 use Checkout\Common\PaymentSourceType;
 use Checkout\Common\Phone;
@@ -30,12 +31,17 @@ public function __construct()
     public $phone;
 
     /**
-     * @var bool
+     * This must be set to true if you intend to reuse the payment credentials in subsequent payments.
+     * [Optional]
+     * default true
+     * @var bool|null $store_for_future_use
      */
-    public $stored;
+    public $store_for_future_use;
 
     /**
-     * @var bool
+     * Information about the account holder of the card.
+     * [Optional]
+     * @var AccountHolder|null $account_holder
      */
-    public $store_for_future_use;
+    public $account_holder;
 }
diff --git a/lib/Checkout/Payments/Sessions/PaymentSessionSubmitRequest.php b/lib/Checkout/Payments/Sessions/PaymentSessionSubmitRequest.php
index b45db3cf..5dcc55dc 100644
--- a/lib/Checkout/Payments/Sessions/PaymentSessionSubmitRequest.php
+++ b/lib/Checkout/Payments/Sessions/PaymentSessionSubmitRequest.php
@@ -2,6 +2,16 @@
 
 namespace Checkout\Payments\Sessions;
 
+use Checkout\Payments\BillingDescriptor;
+use Checkout\Payments\BillingInformation;
+use Checkout\Payments\PaymentCustomerRequest;
+use Checkout\Payments\PaymentInstruction;
+use Checkout\Payments\PaymentRecipient;
+use Checkout\Payments\ProcessingSettings;
+use Checkout\Payments\Sender\PaymentSender;
+use Checkout\Payments\ShippingDetails;
+use DateTime;
+
 class PaymentSessionSubmitRequest
 {
     /**
@@ -46,4 +56,100 @@ class PaymentSessionSubmitRequest
      * @var string value of PaymentType
      */
     public $payment_type;
+
+    /**
+     * The three-letter ISO currency code.
+     * @var string value of Currency
+     */
+    public $currency;
+
+    /**
+     * The billing information for the payment.
+     * @var BillingInformation
+     */
+    public $billing;
+
+    /**
+     * The billing descriptor for the payment.
+     * @var BillingDescriptor
+     */
+    public $billing_descriptor;
+
+    /**
+     * Specifies whether to capture the payment, if applicable.
+     * @var bool
+     */
+    public $capture;
+
+    /**
+     * A timestamp specifying when to capture the payment, as an ISO 8601 code.
+     * @var DateTime
+     */
+    public $capture_on;
+
+    /**
+     * The customer details for the payment.
+     * @var PaymentCustomerRequest
+     */
+    public $customer;
+
+    /**
+     * For redirect payment methods, this overrides the default failure redirect URL.
+     * @var string
+     */
+    public $failure_url;
+
+    /**
+     * Contains the purpose of payment for account funding transactions.
+     * @var PaymentInstruction
+     */
+    public $instruction;
+
+    /**
+     * A set of key-value pairs that you can attach to a payment.
+     * @var array
+     */
+    public $metadata;
+
+    /**
+     * Configurations for payment method-specific settings.
+     * @var PaymentMethodConfiguration
+     */
+    public $payment_method_configuration;
+
+    /**
+     * Use the processing object to influence or override the data sent during card processing.
+     * @var ProcessingSettings
+     */
+    public $processing;
+
+    /**
+     * The processing channel to use for the payment.
+     * @var string
+     */
+    public $processing_channel_id;
+
+    /**
+     * Information about the recipient of the payment's funds.
+     * @var PaymentRecipient
+     */
+    public $recipient;
+
+    /**
+     * Information about the sender of the payment's funds.
+     * @var PaymentSender
+     */
+    public $sender;
+
+    /**
+     * The shipping details for the payment.
+     * @var ShippingDetails
+     */
+    public $shipping;
+
+    /**
+     * For redirect payment methods, this overrides the default success redirect URL.
+     * @var string
+     */
+    public $success_url;
 }
diff --git a/lib/Checkout/Payments/Sessions/PaymentSessionsRequest.php b/lib/Checkout/Payments/Sessions/PaymentSessionsRequest.php
index a174a8f8..98be5c72 100644
--- a/lib/Checkout/Payments/Sessions/PaymentSessionsRequest.php
+++ b/lib/Checkout/Payments/Sessions/PaymentSessionsRequest.php
@@ -2,6 +2,7 @@
 
 namespace Checkout\Payments\Sessions;
 
+use Checkout\Payments\Request\PaymentInstruction;
 use Checkout\Payments\Request\PaymentRetryRequest;
 use Checkout\Payments\RiskRequest;
 use Checkout\Payments\Sender\PaymentSender;
@@ -112,9 +113,18 @@ class PaymentSessionsRequest
     public $risk;
 
     /**
-     * @var PaymentRetryRequest
+     * Configuration for retrying failed payments.
+     * [Optional]
+     * @var PaymentRetryRequest|null $customer_retry
      */
-    public $retry;
+    public $customer_retry;
+
+    /**
+     * Details about the payment instruction.
+     * [Optional]
+     * @var PaymentInstruction|null $instruction
+     */
+    public $instruction;
 
     /**
      * @var string
@@ -165,9 +175,4 @@ class PaymentSessionsRequest
      * @var string
      */
     public $ip_address;
-
-    /**
-     * @var int
-     */
-    public $tax_amount;
 }
diff --git a/lib/Checkout/Payments/ThreeDsRequest.php b/lib/Checkout/Payments/ThreeDsRequest.php
index 53fdf5c9..d3e4fb30 100644
--- a/lib/Checkout/Payments/ThreeDsRequest.php
+++ b/lib/Checkout/Payments/ThreeDsRequest.php
@@ -97,4 +97,27 @@ class ThreeDsRequest
      * @var string
      */
     public $authentication_id;
+
+    /**
+     * The information about how the 3DS Requestor authenticated the cardholder
+     * before or during the transaction.
+     * [Optional]
+     * @var MerchantAuthenticationInfo|null $merchant_authentication_info
+     */
+    public $merchant_authentication_info;
+
+    /**
+     * Additional information about the cardholder's account.
+     * [Optional]
+     * @var AccountInfo|null $account_info
+     */
+    public $account_info;
+
+    /**
+     * The details of a previous 3DS authenticated transaction.
+     * Required when 3DS authentication was performed by a third-party provider.
+     * [Optional]
+     * @var InitialAuthentication|null $initial_authentication
+     */
+    public $initial_authentication;
 }
diff --git a/lib/Checkout/Sessions/DeviceInformation.php b/lib/Checkout/Sessions/DeviceInformation.php
new file mode 100644
index 00000000..61c171f2
--- /dev/null
+++ b/lib/Checkout/Sessions/DeviceInformation.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace Checkout\Sessions;
+
+class DeviceInformation
+{
+    /**
+     * The unique identifier for the device.
+     * [Optional]
+     * @var string|null $device_id
+     */
+    public $device_id;
+
+    /**
+     * Device session ID collected from our standalone Risk.js package.
+     * [Optional]
+     * Pattern: ^(dsid)_(\w{26})$
+     * @var string|null $device_session_id
+     */
+    public $device_session_id;
+}
diff --git a/lib/Checkout/Sessions/GoogleSpa.php b/lib/Checkout/Sessions/GoogleSpa.php
new file mode 100644
index 00000000..4b8775e9
--- /dev/null
+++ b/lib/Checkout/Sessions/GoogleSpa.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Checkout\Sessions;
+
+class GoogleSpa
+{
+    /**
+     * Fully qualified URL for redirecting the user's browser session after authentication.
+     * For example, this field may be the merchant's website for purchase confirmation once
+     * payment is complete. Required if in full redirect (not iframe) mode.
+     * [Optional]
+     * @var string|null $continue_url
+     */
+    public $continue_url;
+}
diff --git a/lib/Checkout/Sessions/SessionRequest.php b/lib/Checkout/Sessions/SessionRequest.php
index 78e770cb..eef23443 100644
--- a/lib/Checkout/Sessions/SessionRequest.php
+++ b/lib/Checkout/Sessions/SessionRequest.php
@@ -8,6 +8,8 @@
 use Checkout\Sessions\Source\SessionSource;
 use Checkout\Sessions\Completion\CompletionInfo;
 use Checkout\Sessions\Source\SessionCardSource;
+use Checkout\Sessions\DeviceInformation;
+use Checkout\Sessions\GoogleSpa;
 
 final class SessionRequest
 {
@@ -71,11 +73,6 @@ final class SessionRequest
      */
     public $merchant_risk_info;
 
-    /**
-     * @var string
-     */
-    public $prior_transaction_reference;
-
     /**
      * @var string value of TransactionType
      */
@@ -121,6 +118,28 @@ final class SessionRequest
      */
     public $initial_transaction;
 
+    /**
+     * Indicates the chosen experience(s) for this session.
+     * Available experiences include: 3ds, google_spa
+     * [Optional]
+     * @var string[]|null $preferred_experiences values of Experience
+     */
+    public $preferred_experiences;
+
+    /**
+     * Google SPA properties (non-hosted only).
+     * [Optional]
+     * @var GoogleSpa|null $google_spa
+     */
+    public $google_spa;
+
+    /**
+     * Details of the device from which the authentication originated.
+     * [Optional]
+     * @var DeviceInformation|null $device_information
+     */
+    public $device_information;
+
     public function __construct()
     {
         $this->source = new SessionCardSource();
diff --git a/lib/Checkout/Sessions/Source/RequestTokenSource.php b/lib/Checkout/Sessions/Source/RequestTokenSource.php
index 84878985..4e679e64 100644
--- a/lib/Checkout/Sessions/Source/RequestTokenSource.php
+++ b/lib/Checkout/Sessions/Source/RequestTokenSource.php
@@ -15,9 +15,4 @@ public function __construct()
      * @var string
      */
     public $token;
-
-    /**
-     * @var bool
-     */
-    public $store_for_future_use;
 }
diff --git a/lib/Checkout/Sessions/Source/SessionCardSource.php b/lib/Checkout/Sessions/Source/SessionCardSource.php
index ef8d50eb..95aff7ce 100644
--- a/lib/Checkout/Sessions/Source/SessionCardSource.php
+++ b/lib/Checkout/Sessions/Source/SessionCardSource.php
@@ -36,9 +36,4 @@ public function __construct()
      * @var bool
      */
     public $stored = false;
-
-    /**
-     * @var bool
-     */
-    public $store_for_future_use;
 }
diff --git a/lib/Checkout/Tokens/CardTokenRequest.php b/lib/Checkout/Tokens/CardTokenRequest.php
index 7a051dc1..2251c632 100644
--- a/lib/Checkout/Tokens/CardTokenRequest.php
+++ b/lib/Checkout/Tokens/CardTokenRequest.php
@@ -46,4 +46,13 @@ class CardTokenRequest
      * @var Phone
      */
     public $phone;
+
+    /**
+     * The first 2 digits of the card PIN.
+     * [Optional]
+     * min 2 characters
+     * max 2 characters
+     * @var string|null $pin
+     */
+    public $pin;
 }
diff --git a/lib/Checkout/Tokens/CvvTokenData.php b/lib/Checkout/Tokens/CvvTokenData.php
new file mode 100644
index 00000000..e98f4672
--- /dev/null
+++ b/lib/Checkout/Tokens/CvvTokenData.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Checkout\Tokens;
+
+class CvvTokenData
+{
+    /**
+     * The card verification value/code. 3 digits, except for American Express (4 digits).
+     * [Required]
+     * min 3 characters
+     * max 4 characters
+     * @var string $cvv
+     */
+    public $cvv;
+}
diff --git a/lib/Checkout/Tokens/CvvTokenRequest.php b/lib/Checkout/Tokens/CvvTokenRequest.php
new file mode 100644
index 00000000..4fbf5969
--- /dev/null
+++ b/lib/Checkout/Tokens/CvvTokenRequest.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace Checkout\Tokens;
+
+class CvvTokenRequest extends WalletTokenRequest
+{
+    /**
+     * Data containing the CVV token value.
+     * [Required]
+     * @var CvvTokenData $token_data
+     */
+    public $token_data;
+
+    public function __construct()
+    {
+        parent::__construct(TokenType::$cvv);
+    }
+}
diff --git a/lib/Checkout/Tokens/PinTokenData.php b/lib/Checkout/Tokens/PinTokenData.php
new file mode 100644
index 00000000..a49f835c
--- /dev/null
+++ b/lib/Checkout/Tokens/PinTokenData.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Checkout\Tokens;
+
+class PinTokenData
+{
+    /**
+     * The first 2 digits of the card PIN.
+     * [Required]
+     * @var string $pin
+     */
+    public $pin;
+}
diff --git a/lib/Checkout/Tokens/PinTokenRequest.php b/lib/Checkout/Tokens/PinTokenRequest.php
new file mode 100644
index 00000000..c4e57e2c
--- /dev/null
+++ b/lib/Checkout/Tokens/PinTokenRequest.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace Checkout\Tokens;
+
+class PinTokenRequest extends WalletTokenRequest
+{
+    /**
+     * Data containing the PIN token value.
+     * [Required]
+     * @var PinTokenData $token_data
+     */
+    public $token_data;
+
+    public function __construct()
+    {
+        parent::__construct(TokenType::$pin);
+    }
+}
diff --git a/lib/Checkout/Tokens/TokenType.php b/lib/Checkout/Tokens/TokenType.php
index 51af4e89..01f4f2bb 100644
--- a/lib/Checkout/Tokens/TokenType.php
+++ b/lib/Checkout/Tokens/TokenType.php
@@ -7,4 +7,6 @@ final class TokenType
     public static $card = "card";
     public static $applepay = "applepay";
     public static $googlepay = "googlepay";
+    public static $cvv = "cvv";
+    public static $pin = "pin";
 }
diff --git a/lib/Checkout/Tokens/TokensClient.php b/lib/Checkout/Tokens/TokensClient.php
index 133a545d..d5d440e4 100644
--- a/lib/Checkout/Tokens/TokensClient.php
+++ b/lib/Checkout/Tokens/TokensClient.php
@@ -37,4 +37,19 @@ public function requestWalletToken(WalletTokenRequest $walletTokenRequest)
         return $this->apiClient->post(self::TOKENS_PATH, $walletTokenRequest, $this->sdkAuthorization());
     }
 
+    /**
+     * Get metadata for a specific token.
+     *
+     * @param string $tokenId
+     * @return array
+     * @throws CheckoutApiException
+     */
+    public function getTokenMetadata($tokenId)
+    {
+        return $this->apiClient->get(
+            $this->buildPath(self::TOKENS_PATH, $tokenId, "metadata"),
+            $this->sdkSpecificAuthorization(AuthorizationType::$secretKeyOrOAuth)
+        );
+    }
+
 }
diff --git a/test/Checkout/Tests/Accounts/AccountsClientEntityRequirementsTest.php b/test/Checkout/Tests/Accounts/AccountsClientEntityRequirementsTest.php
new file mode 100644
index 00000000..6a3c56f4
--- /dev/null
+++ b/test/Checkout/Tests/Accounts/AccountsClientEntityRequirementsTest.php
@@ -0,0 +1,114 @@
+<?php
+
+namespace Checkout\Tests\Accounts;
+
+use Checkout\Accounts\AccountsClient;
+use Checkout\Accounts\EntityRequirementUpdateRequest;
+use Checkout\ApiClient;
+use Checkout\CheckoutApiException;
+use Checkout\PlatformType;
+use Checkout\Tests\UnitTestFixture;
+
+class AccountsClientEntityRequirementsTest extends UnitTestFixture
+{
+    /**
+     * @var AccountsClient
+     */
+    private $client;
+
+    /**
+     * @before
+     */
+    public function init()
+    {
+        $this->initMocks(PlatformType::$default);
+        $filesApiClient = $this->createMock(ApiClient::class);
+        $this->client = new AccountsClient($this->apiClient, $filesApiClient, $this->configuration);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldGetEntityRequirements()
+    {
+        $this->apiClient
+            ->method("get")
+            ->willReturn([
+                "data" => [
+                    [
+                        "id" => "req_123",
+                        "resource" => "ent_456",
+                        "reason" => "periodic_review",
+                        "priority" => "high"
+                    ]
+                ]
+            ]);
+
+        $response = $this->client->getEntityRequirements("entity_id");
+        $this->assertNotNull($response);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldGetEntityRequirementDetails()
+    {
+        $this->apiClient
+            ->method("get")
+            ->willReturn([
+                "id" => "req_123",
+                "resource" => "ent_456",
+                "reason" => "periodic_review",
+                "priority" => "high",
+                "message" => "Please provide your ID",
+                "_schema" => []
+            ]);
+
+        $response = $this->client->getEntityRequirementDetails("entity_id", "requirement_id");
+        $this->assertNotNull($response);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldResolveEntityRequirement()
+    {
+        $this->apiClient
+            ->method("put")
+            ->willReturn([
+                "id" => "req_123",
+                "status" => "processing",
+                "submitted_at" => "2026-05-05T10:15:30Z"
+            ]);
+
+        $request = new EntityRequirementUpdateRequest();
+        $request->value = ["file_id" => "file_test123"];
+        
+        $response = $this->client->resolveEntityRequirement("entity_id", "requirement_id", $request);
+        $this->assertNotNull($response);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldResolveEntityRequirementWithStringValue()
+    {
+        $this->apiClient
+            ->method("put")
+            ->willReturn([
+                "id" => "req_123",
+                "status" => "processing",
+                "submitted_at" => "2026-05-05T10:15:30Z"
+            ]);
+
+        $request = new EntityRequirementUpdateRequest();
+        $request->value = "test_response_value";
+        
+        $response = $this->client->resolveEntityRequirement("entity_id", "requirement_id", $request);
+        $this->assertNotNull($response);
+    }
+}
diff --git a/test/Checkout/Tests/Instruments/InstrumentsClientRevokeTest.php b/test/Checkout/Tests/Instruments/InstrumentsClientRevokeTest.php
new file mode 100644
index 00000000..46b2e545
--- /dev/null
+++ b/test/Checkout/Tests/Instruments/InstrumentsClientRevokeTest.php
@@ -0,0 +1,55 @@
+<?php
+
+namespace Checkout\Tests\Instruments;
+
+use Checkout\CheckoutApiException;
+use Checkout\PlatformType;
+use Checkout\Tests\UnitTestFixture;
+use Checkout\Instruments\InstrumentsClient;
+
+class InstrumentsClientRevokeTest extends UnitTestFixture
+{
+    /**
+     * @var InstrumentsClient
+     */
+    private $client;
+
+    /**
+     * @before
+     */
+    public function init()
+    {
+        $this->initMocks(PlatformType::$default);
+        $this->client = new InstrumentsClient($this->apiClient, $this->configuration);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldRevokeInstrument()
+    {
+        $this->apiClient
+            ->method("patch")
+            ->willReturn(["success" => true]);
+
+        $response = $this->client->revoke("instrument_id");
+        $this->assertNotNull($response);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldRevokeInstrumentWithId()
+    {
+        $expectedInstrumentId = "inst_test123";
+        
+        $this->apiClient
+            ->method("patch")
+            ->willReturn(["success" => true]);
+
+        $response = $this->client->revoke($expectedInstrumentId);
+        $this->assertNotNull($response);
+    }
+}
diff --git a/test/Checkout/Tests/OnboardingSimulator/OnboardingSimulatorClientTest.php b/test/Checkout/Tests/OnboardingSimulator/OnboardingSimulatorClientTest.php
new file mode 100644
index 00000000..78b104c2
--- /dev/null
+++ b/test/Checkout/Tests/OnboardingSimulator/OnboardingSimulatorClientTest.php
@@ -0,0 +1,166 @@
+<?php
+
+namespace Checkout\Tests\OnboardingSimulator;
+
+use Checkout\CheckoutApiException;
+use Checkout\OnboardingSimulator\OnboardingSimulatorClient;
+use Checkout\OnboardingSimulator\Requests\SimulatorSetRequirementsDueRequest;
+use Checkout\OnboardingSimulator\Requests\SimulatorSetStatusRequest;
+use Checkout\PlatformType;
+use Checkout\Tests\UnitTestFixture;
+
+class OnboardingSimulatorClientTest extends UnitTestFixture
+{
+    /**
+     * @var OnboardingSimulatorClient
+     */
+    private $client;
+
+    /**
+     * @before
+     */
+    public function init()
+    {
+        $this->initMocks(PlatformType::$default);
+        $this->client = new OnboardingSimulatorClient($this->apiClient, $this->configuration);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldSetRequirementsDue()
+    {
+        $this->apiClient
+            ->method("post")
+            ->willReturn([
+                "entity_id" => "ent_123",
+                "previous_status" => "Active",
+                "current_status" => "requirements_due",
+                "requirements_due" => ["individual.identification.document"]
+            ]);
+
+        $request = new SimulatorSetRequirementsDueRequest();
+        $request->fields = ["individual.identification.document"];
+        
+        $response = $this->client->setRequirementsDue("entity_id", $request);
+        $this->assertNotNull($response);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldRunScenario()
+    {
+        $this->apiClient
+            ->method("post")
+            ->willReturn([
+                "entity_id" => "ent_123",
+                "scenario_id" => "go_active",
+                "scenario_name" => "Go Active",
+                "previous_status" => "RequirementsDue",
+                "current_status" => "Active",
+                "requirements_due" => []
+            ]);
+
+        $response = $this->client->runScenario("entity_id", "scenario_id");
+        $this->assertNotNull($response);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldSetEntityStatus()
+    {
+        $this->apiClient
+            ->method("post")
+            ->willReturn([
+                "entity_id" => "ent_123",
+                "previous_status" => "Pending",
+                "current_status" => "Active"
+            ]);
+
+        $request = new SimulatorSetStatusRequest();
+        $request->status = "active";
+        
+        $response = $this->client->setEntityStatus("entity_id", $request);
+        $this->assertNotNull($response);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldListAvailableRequirements()
+    {
+        $this->apiClient
+            ->method("get")
+            ->willReturn([
+                "data" => [
+                    [
+                        "field" => "individual.identification.document",
+                        "type" => "string"
+                    ]
+                ]
+            ]);
+
+        $response = $this->client->listAvailableRequirements();
+        $this->assertNotNull($response);
+        $this->assertTrue(is_array($response));
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldListScenarios()
+    {
+        $this->apiClient
+            ->method("get")
+            ->willReturn([
+                "data" => [
+                    [
+                        "id" => "go_active",
+                        "name" => "Go Active",
+                        "description" => "Transitions the entity to active status.",
+                        "action" => "set_status",
+                        "status" => "active"
+                    ]
+                ]
+            ]);
+
+        $response = $this->client->listScenarios();
+        $this->assertNotNull($response);
+        $this->assertTrue(is_array($response));
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldSetRequirementsWithMultipleFields()
+    {
+        $this->apiClient
+            ->method("post")
+            ->willReturn([
+                "entity_id" => "ent_123",
+                "previous_status" => "Active",
+                "current_status" => "requirements_due",
+                "requirements_due" => [
+                    "individual.identification.document",
+                    "company.registration.document"
+                ]
+            ]);
+
+        $request = new SimulatorSetRequirementsDueRequest();
+        $request->fields = [
+            "individual.identification.document",
+            "company.registration.document"
+        ];
+        
+        $response = $this->client->setRequirementsDue("entity_id", $request);
+        $this->assertNotNull($response);
+    }
+}
diff --git a/test/Checkout/Tests/Payments/Hosted/HostedPaymentsIntegrationTest.php b/test/Checkout/Tests/Payments/Hosted/HostedPaymentsIntegrationTest.php
index c8fbe091..3186a948 100644
--- a/test/Checkout/Tests/Payments/Hosted/HostedPaymentsIntegrationTest.php
+++ b/test/Checkout/Tests/Payments/Hosted/HostedPaymentsIntegrationTest.php
@@ -19,7 +19,6 @@
 use Checkout\Payments\PaymentType;
 use Checkout\Payments\ProcessingSettings;
 use Checkout\Payments\Request\PaymentInstruction;
-use Checkout\Payments\Request\PaymentRetryRequest;
 use Checkout\Payments\RiskRequest;
 use Checkout\Payments\Sender\PaymentInstrumentSender;
 use Checkout\Payments\ShippingDetails;
@@ -129,9 +128,6 @@ private function createHostedPaymentsRequest(): HostedPaymentsSessionRequest
         $billingDescriptor->city = "London";
         $billingDescriptor->name = "Awesome name";
 
-        $customerRetry = new PaymentRetryRequest();
-        $customerRetry->max_attempts = 2;
-
         $instruction = new PaymentInstruction();
         $instruction->purpose = "fund";
 
@@ -157,7 +153,6 @@ private function createHostedPaymentsRequest(): HostedPaymentsSessionRequest
         $hostedPaymentRequest->payment_type = PaymentType::$regular;
         $hostedPaymentRequest->billing_descriptor = $billingDescriptor;
         $hostedPaymentRequest->allow_payment_methods = array(PaymentSourceType::$card, PaymentSourceType::$ideal);
-        $hostedPaymentRequest->customer_retry = $customerRetry;
         $hostedPaymentRequest->sender = new PaymentInstrumentSender();
         $hostedPaymentRequest->instruction = $instruction;
 
diff --git a/test/Checkout/Tests/Payments/Request/Source/Apm/RequestApmSourcesTest.php b/test/Checkout/Tests/Payments/Request/Source/Apm/RequestApmSourcesTest.php
index c401186d..ba49fd4d 100644
--- a/test/Checkout/Tests/Payments/Request/Source/Apm/RequestApmSourcesTest.php
+++ b/test/Checkout/Tests/Payments/Request/Source/Apm/RequestApmSourcesTest.php
@@ -341,7 +341,6 @@ public function testSepaSourceSerializesAllFields()
         $source = new RequestSepaSource();
         $source->country = 'DE';
         $source->account_number = 'DE89370400440532013000';
-        $source->bank_code = 'COBADEFFXXX';
         $source->currency = 'EUR';
         $source->mandate_id = 'mandate-123';
         $source->date_of_signature = '2026-01-01';
@@ -352,7 +351,6 @@ public function testSepaSourceSerializesAllFields()
         $this->assertSame('sepa', $decoded['type']);
         $this->assertSame('DE', $decoded['country']);
         $this->assertSame('DE89370400440532013000', $decoded['account_number']);
-        $this->assertSame('COBADEFFXXX', $decoded['bank_code']);
         $this->assertSame('EUR', $decoded['currency']);
         $this->assertSame('mandate-123', $decoded['mandate_id']);
         $this->assertSame('2026-01-01', $decoded['date_of_signature']);
diff --git a/test/Checkout/Tests/Tokens/TokensClientMetadataTest.php b/test/Checkout/Tests/Tokens/TokensClientMetadataTest.php
new file mode 100644
index 00000000..4ab23c02
--- /dev/null
+++ b/test/Checkout/Tests/Tokens/TokensClientMetadataTest.php
@@ -0,0 +1,66 @@
+<?php
+
+namespace Checkout\Tests\Tokens;
+
+use Checkout\CheckoutApiException;
+use Checkout\PlatformType;
+use Checkout\Tests\UnitTestFixture;
+use Checkout\Tokens\TokensClient;
+
+class TokensClientMetadataTest extends UnitTestFixture
+{
+    /**
+     * @var TokensClient
+     */
+    private $client;
+
+    /**
+     * @before
+     */
+    public function init()
+    {
+        $this->initMocks(PlatformType::$default);
+        $this->client = new TokensClient($this->apiClient, $this->configuration);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldGetTokenMetadata()
+    {
+        $this->apiClient
+            ->method("get")
+            ->willReturn([
+                "token" => "tok_test123",
+                "type" => "card",
+                "scheme" => "Visa",
+                "last4" => "4242",
+                "issuer_country" => "US"
+            ]);
+
+        $response = $this->client->getTokenMetadata("tok_test123");
+        $this->assertNotNull($response);
+    }
+
+    /**
+     * @test
+     * @throws CheckoutApiException
+     */
+    public function shouldGetTokenMetadataWithTokenId()
+    {
+        $expectedTokenId = "tok_test456";
+        
+        $this->apiClient
+            ->method("get")
+            ->willReturn([
+                "token" => $expectedTokenId,
+                "type" => "card",
+                "bin" => "453255",
+                "card_type" => "Credit"
+            ]);
+
+        $response = $this->client->getTokenMetadata($expectedTokenId);
+        $this->assertNotNull($response);
+    }
+}