[
  {
    "date": "2017-12-02T11:39:07.447677",
    "staff": "payment_in_process"
  },
  {
    "date": "2017-12-02T11:39:12.700590",
    "state": "ASSIGNING",
    "staff": null
  },
  {
    "date": "2017-12-02T11:40:38.974475",
    "state": "ASSIGNED",
    "staff": "Marco"
  },
  {
    "date": "2017-12-02T12:05:54.834831",
    "state": "BUYING",
    "staff": "Marco Alejandro"
  },
  {
    "date": "2017-12-02T13:30:13.426935",
    "state": "DELIVERING",
    "staff": "Marco Alejandro"
  },
  {
    "date": "2017-12-02T14:11:44.572710",
    "state": "DELIVERED",
    "staff": "Marco Alejandro"
  },
  {
    "date": "2017-12-02T14:11:45.895028",
    "state": "DELIVERED",
    "staff": "Marco Alejandro"
  },
  {
    "date": "2017-12-02T14:11:46.781141",
    "state": "DELIVERED",
    "staff": "Marco Alejandro"
  },
  {
    "date": "2017-12-04T18:01:22.575038",
    "state": "DELIVERED_RATED",
    "staff": "Marco Alejandro"
  }
]

date1 = request.data.get("date1", None)
date1_parsed = datetime.strptime(date1, "%d/%m/%Y").strftime('%Y-%m-%d %H:%M:%S')

orders = Order.objects.filter(history__date=date1_parsed)