The unique identifier or user principal name (UPN) of the user. Required for S2S (app-only) authentication. If not provided, uses /me/ endpoint for delegated authentication.
contact_idstring
Required
The unique identifier of the contact to add the extension to.
extension_namestring
Required
The unique name for the extension. Must follow reverse DNS format (e.g., com.contoso.extensionName).
child_folder_idstring
Required
The unique identifier of the child folder within the contact folder.
contact_folder_idstring
Required
The unique identifier of the contact folder.
custom_propertiesobject
Custom properties to store in the extension as key-value pairs. Each property can be a string, number, or boolean value.
Observable output
data
Required
Data from the action execution
errorstring
Error if any occurred during the execution of the action
successfulboolean
Required
Whether or not the action execution was successful or not