gistfile1.txt

{
"quiz": {
   "start": "q_1",
   "questions": {
    "q_1": {
          "question": "Q1?",
          "choices": [
              [
                  "q_2",
                  "A1"
              ],
              [
                  "q_2",
                  "A2"
              ],
              [
                  "q_2",
                  "A3"
              ]
          ]
      },
      "q_2": {
          "question": "Q2?",
          "choices": [
              [
                  "q_3",
                  "A1"
              ],
              [
                  "q_3",
                  "A2"
              ],
              [
                  "q_3",
                  "A3"
              ]
          ]
      }          
  }
}