403 - Already exists

A 403 - Already Exists error indicates that it is not possible to create a resource with the given definition because another resource already exists with the same attributes.
Such errors always correspond with a 403 HTTP status code.

Already Exists error object

propertystringRequest property which originated the error
messagestringAlways "Already exists"
codestringAlways "AlreadyExists"
Example Already Exists error
// HTTP status 403
  "property": "slashtag",
  "message": "Already exists",
	"code": "AlreadyExists"