UiPath Connected system - Not able to connect in Appian 22.4.

I'm trying to connect the UIpath orchestrator in Appian connected system.

Eventhough my credentials are correct, its showing invalid credetial

URL I tried-

platform.uipath.com/[organization name]/[[Logical name]/orchestrator_

https://cloud.uipath.com/[organization name]/[[Logical name]/orchestrator_

https://platform.uipath.com/

https://cloud.uipath.com/

I got the below error for all the URL's i tried

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