Website roles
Website roles apply to signed-in public-site members. They are defined on a user-kind object type at /objects/{objectTypeId}/user-roles.
List or create roles for a user-kind object type.
GET|POST /api/v1/{locale}/{websiteId}/objects/{objectTypeId}/user-roles
Read, update, or delete a website role.
GET|PUT|DELETE /api/v1/{locale}/{websiteId}/objects/{objectTypeId}/user-roles/{roleId}
MCP: list/get/create/update/delete_user_role, assign_user_role.