curl --request GET \
  --url https://api.amberdata.com/markets/spot/vwap/assets/{asset}/historical \
  --header 'x-api-key: <api-key>'

{
  "status": 200,
  "title": "OK",
  "description": "Successful request",
  "payload": [
    {
      "timestamp": "2020-09-11T20:17:00.000Z",
      "asset": "btc",
      "price": 10334.1579,
      "volume": 3.7839,
      "vwap": 10332.5029
    }
  ]
}