This is the hash key of the attributes which make up the composite key--- RecordTypeId and RelatedTypeId ---for the Related Record Types resource and used to uniquely identify an instance of Related Record Types. The client should not generate the hash key value. Instead, the client should query on the Related Record Types collection resource with a filter on the primary key values in order to navigate to a specific instance of Related Record Types.
For example: publicSectorRelatedRecordTypes?q=RecordTypeId=<value1>;RelatedTypeId=<value2>
No content. This task does not return elements in the response body.