syntax error in sample configuration file

[LinuxforPunks]

{
"messageServer": {
"host": "127.0.0.1",
"port": 6689
},
"inputs": [
{
"source": "server1",
"stream": "app1",
"config": {
"path": "log.io-demo/file-generator/app1-server1.log"
}
},
{
"source": "server2",
"stream": "system-logs",
"config": {
"path": "/var/log/**/.log",
"watcherOptions": {
"ignored": ".txt",
"depth": 99,
}
}
}
]
}

There shouldn't be a trailing comma at the end of the list.