curl --request POST \
  --url https://gateway.varchev.com/crypto/tickerInformation \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "pair": "XBTUSD",
  "since": "1613568488"
}'

{
  "error": [],
  "result": {
    "XXBTZUSD": {
      "a": [
        "44153.20000",
        "1",
        "1.000"
      ],
      "b": [
        "44150.50000",
        "1",
        "1.000"
      ],
      "c": [
        "44136.80000",
        "0.00260044"
      ],
      "v": [
        "1712.75874242",
        "7565.54717625"
      ],
      "p": [
        "44313.59547",
        "43931.49997"
      ],
      "t": [
        10902,
        63528
      ],
      "l": [
        "43837.20000",
        "42841.40000"
      ],
      "h": [
        "44779.30000",
        "44955.90000"
      ],
      "o": "44428.00000"
    }
  }
}