{
  "action" : "assign",
  "resources" : [
    { "href" : "http://localhost:3000/api/service_templates/5" },
    { "href" : "http://localhost:3000/api/service_templates/1" }
  ]
}

{
  "results": [
    {
      "success": true,
      "message": "Assigning Service Template id:5 name:'template5'",
      "service_template_id": "5",
      "service_template_href": "http://localhost:3000/api/service_templates/5",
      "href": "http://localhost:3000/api/service_catalogs/1"
    },
    {
      "success": false,
      "message": "Service Template 1 is currently assigned to Service Catalog 2",
      "service_template_id": "1",
      "service_template_href": "http://localhost:3000/api/service_templates/1",
      "href": "http://localhost:3000/api/service_catalogs/1"
    }
  ]
}