GET
/data/user/entities/{sequence_id}/task-types/{task_type_id}/subscribed
curl \
--request GET 'http://api.example.com/data/user/entities/a24a6ea4-ce75-4665-a070-57453082c25/task-types/a24a6ea4-ce75-4665-a070-57453082c25/subscribed' \
--header "Authorization: $API_KEY"