Custom Activity Types
The response will include all Custom Activity Types, including Custom Field metadata for your organization.
The type must be created before activity custom fields can be added.
The response contains the Custom Activity Type including most Custom Field metadata.
editable_with_roles may be updated here.
These properties will be updated immediately in the Custom Activity API.
Field order can be set here, but adding, modifying or removing fields from a Custom Activity Type must be done using the Custom Field API. The field order is a display property only, and does not affect the request and response for the Custom Activity API.