how to check the payload received from OOB API?

[Anurag Tripathi]

You can check in Ecc Queue

[Anand Kumar P]

Hi @Amit Kumar13 ,

Refer below link

https://www.servicenow.com/community/developer-articles/how-to-capture-the-inbound-rest-logs-and-the... 

Mark it as helpful and solution proposed if it serves your purpose.
Thanks,
Anand