schema

{
  "type": "object",
  "properties": {
    "category": {
      "type": "string"
    },
    "type": {
      "type": "string"
    },
    "question": {
      "type": "string"
    },
    "difficulty": {
      "type": "string"
    },
    "correct_answer": {
      "type": "string"
    },
    "incorrect_answers": {
      "type": "array",
      "items":
        {
          "type": "string"
        }

    }
  },
  "required": [
    "category",
    "type",
    "question",
    "difficulty",
    "correct_answer",
    "incorrect_answers"
  ]
}