Changes to Create a Relationship

removed the optional property code from the response with the 400 status

removed the optional property details from the response with the 400 status

removed the optional property message from the response with the 400 status

removed the optional property reason from the response with the 400 status

removed the optional property request from the response with the 400 status

removed the optional property status from the response with the 400 status

api operation id createRelationTuple removed and replaced with createRelationship

api tag relationship added

api tag write removed

removed the non-success response with the status 500

the response property namespace became required for the status 201

the response property object became required for the status 201

the response property relation became required for the status 201

added the required property error to the response with the 400 status

endpoint added

api path removed without deprecation