Rest API - failed to send body parameter in JSON post post http request

Installer(.exe or .msi):exe

License type(Free):

Studio/Robot version: 19.7.0

Current behavior: failed to call Rest API iwth body paramers

Screenshot: Yes Error Snapshot (

UiPath Source Code:

In the linked program Get call by http request is working fine, while post call required body parameters, program is not able to get it. I have tried many old post but all of them is not working.
Really appreciate for your support

Solved: Attached solution program
issue: it need to pass in body parameters and properties should be json.

Gcan you post the error you are getting @App_Tanweer?