[
  {
    "1": {
      "$numberInt": "3"
    },
    "2": "5\".4",
    "3": "string"
  },
  {
    "1": {
      "$numberInt": "5"
    },
    "2": {
      "$numberInt": "6"
    },
    "3": {
      "$numberInt": "6"
    }
  }
]