409 Conflict` response: { "errors" : [ { "id" : "79b54fc7-0e8d-4228-99ab-4937551b5303", "status" : "409", "code" : "ENTITY_ERROR.RELATIONSHIP.INVALID", "title" : "The provided entity includes a relationship with an invalid value", "detail" : "Missing a required include subscriptionPricePoint", "source" : { "pointer" : "/data/relationships/prices" } } ] } I've been getting the same error and i am not able to figure it out for the past 2 days. If anyone has found some solution to it please post it. It would be of a great help !