[
    {
    "region": 53,
        "weight": 54.2,
        "cost" : 500,
        "delivery_time": "19:00-20:00"
  },
    {
    "region": 52,
        "weight": 10.2,
        "cost" : 228,
        "delivery_time": "20:30-21:00"
  },
    {
    "region": 55,
        "weight": 533.2,
        "cost" : 10000,
        "delivery_time": "10:00-11:00"
  }
]
////////////////////////////////////////
[
    {
        "courier_type": "FOOT",
        "regions": [51, 55, 56],
        "working_hours": ["19:00-20:00"]
    },
    {
        "courier_type": "BIKE",
        "regions": [52, 54, 56],
        "working_hours": ["19:30-20:00"]
    },
    {
        "courier_type": "AUTO",
        "regions": [52, 54, 57],
        "working_hours": ["19:00-21:00", "21:30-22:00"]
    }
]