Changes to Create a multistream target

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

the response property errors became optional for the status default

added the optional property createdAt to the response with the 201 status

added the optional property disabled to the response with the 201 status

added the optional property id to the response with the 201 status

added the optional property name to the response with the 201 status

added the optional property userId to the response with the 201 status

added the required write-only property url to the response with the 201 status

api operation id createMultistreamTarget was added

api tag multistream added