The UUID of the challenge to join. Must be a valid UUID format (e.g., '3646e192-5e01-4616-9339-6fd7e6ec5b8f'). Get challenge IDs from HABITICA_GET_CHALLENGES or HABITICA_GET_USER_CHALLENGES.
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