[{
  "id": 863,
  "item": 1,
  "point": [{
    "x-y": [-5.3806, 30.3791, -4.9130, 29.4974, -4.1991, 29.8640, -3.6962, 28.7786, -2.6023, 29.2578, -3.0759, 30.3599, -2.4065, 30.7090, -2.8984, 31.6962]
  }
  ]
},
  {
    "id": 3000,
    "item": 2,
    "point": [{
      "x-y": [-11.9669, 28.013, -11.5114, 27.137, -10.8069, 27.5039, -10.2969, 26.4212, -9.2102, 26.8894, -9.6513, 28.0027, -8.9758, 28.3797, -9.5057, 29.3232]
    }
    ]
  }
]