Many-to-one Time Filter request

POST /v4/time-filter HTTP/1.1
Host: api.traveltimeapp.com
Content-Type: application/json
Accept: application/json
X-Application-Id: ...
X-Api-Key: ...

{
  "locations": [
    {
      "id": "London center",
      "coords": {
        "lat": 51.508930,
        "lng": -0.131387
      }
    },
    {
      "id": "Hyde Park",
      "coords": {
        "lat": 51.508824,
        "lng": -0.167093
      }
    },
    {
      "id": "ZSL London Zoo",
      "coords": {
        "lat": 51.536067,
        "lng": -0.153596
      }
    }
  ],
  "departure_searches": [
    ],
  "arrival_searches": [
    {
      "id": "backward search example",
      "departure_location_ids": [
        "Hyde Park",
        "ZSL London Zoo"
      ],
      "arrival_location_id": "London center",
      "transportation": {
        "type": "public_transport"
      },
      "arrival_time": "2018-07-09T08:00:00Z",
      "travel_time": 1900,
      "properties": [
        "travel_time"
      ]
    }
  ]
}