def update_key_credentials(application_object_id, parameters, custom_headers:nil)
      response = update_key_credentials_async(application_object_id, parameters, custom_headers:custom_headers).value!
      nil
    end
def update_key_credentials(application_object_id, parameters, custom_headers:nil)
      response = update_key_credentials_async(application_object_id, parameters, custom_headers:custom_headers).value!
      nil
    end
Update the keyCredentials associated with an application.

 @param application_object_id [String] Application object ID.
 @param parameters [KeyCredentialsUpdateParameters] Parameters to update the
 keyCredentials of an existing application.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.