How to set the timeout to a higher value manually integration smart service

First check if the issue is with API or your timeout configuration, test the API in Postman to confirm.

Seems like a known integration error.

https://community.appian.com/support/w/kb/1670/kb-2080-integration-object-calls-consistently-return-connection-timed-out-request-timed-out-or-http-400-errors

Try disabling HTTP proxy in Admin Console.

As a Certified Associate Developer, you should know how to configure an integration object.

Thanks!!! That worked for me

Keep in mind that this is a platform wide setting and there might have been a reason to configure a proxy in the first place.

As a Certified Lead Developer you should help instead of contribute 0 in this discussion

I did not want to offend you. At that time of writing, it was looking like a problem that could have been easily solved by reading the documentation.