Initial Response for GET localhost:8080/groups/1

REST_response.json

{
  "name": "A",
  "_links": {
    "self": {
      "href": "http://localhost:8080/groups/1"
    },
    "group": {
      "href": "http://localhost:8080/groups/1"
    },
    "users": {
      "href": "http://localhost:8080/groups/1/users"
    }
  }
}