POST /tips/2718281828/ug HTTP/1.1
    HOST alto.example.com
    Accept: application/merge-patch+json, application/alto-error+json
    Content-Type: application/alto-tipsparams+json
    Content-Length: 62

    {
      "resource-id": "my-routingcost-map",
      "tag": "0881080"
    }