stackexchange-api - スタック交換 API

Question

APIで答えを取得した後、ボディのないオブジェクトを取得します。

{
  "items": [
    {
      "owner": {
        "reputation": 31,
        "user_id": 7256724,
        "user_type": "registered",
        "profile_image": "https://i.stack.imgur.com/pQ5II.jpg?s=128&g=1",
        "display_name": "Dzinot",
        "link": "https://stackoverflow.com/users/7256724/dzinot"
      },
      "is_accepted": false,
      "score": 2,
      "last_activity_date": 1494515438,
      "creation_date": 1494515438,
      "answer_id": 43919322,
      "question_id": 18987292
    }
  ],
  "has_more": false,
  "quota_max": 10000,
  "quota_remaining": 9401
}

回答の本文を受け取る方法は?