Changes to Delete Relationships

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 deleteRelationTuples removed and replaced with deleteRelationships

api tag relationship added

api tag write removed

removed the non-success response with the status 500

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

endpoint added

api path removed without deprecation