Internal Optional assigneeUnique user identifier. In the GUI, the user ID is mapped to the name of the user who is assigned as the owner of the task or activity described in the card. The identifier is numeric, and it is automatically assigned to a user when they first sign up.
Optional descriptionA short text description to add context about the card.
Optional dueThe date when the task or activity described in the card is due to be completed. In the GUI, users can select the due date from a calendar. Format: UTC, adheres to ISO 8601, includes a trailing Z offset.
Optional titleA short text header for the card.
Contains card item data, such as the title, description, due date, or assignee ID.