You can check this GET Rest API: https://cloud.uipath.com/ORGANIZATION_NAME/TENANT_NAME/orchestrator_/odata/Users/UiPath.Server.Configuration.OData.GetCurrentPermissions
Returns a user permission collection containing data about the current user and all the permissions it has.
Example:
Your Swagger documentation can be accesses here:
https://cloud.uipath.com/ORGANIZATION_NAME/TENANT_NAME/orchestrator_/swagger/index.html#/Users/Users_GetCurrentPermissions