Changes to POST /users/me/rate_later/:poll_name/_bulk_create

added the new optional query request parameter entity_seen

added the required property items/individual_rating/allOf[#/components/schemas/IndividualRating]/entity_seen to the response with the 201 status

the response's body type changed from object to array for status 201

removed the required property collective_rating from the response with the 201 status

removed the required property entity from the response with the 201 status

removed the required property entity_contexts from the response with the 201 status

removed the required property individual_rating from the response with the 201 status

removed the required property rate_later_metadata from the response with the 201 status

endpoint added