curl --request POST \
  --url https://whitebit.com/api/v4/mining/hashrate \
  --header 'Content-Type: application/json' \
  --header 'X-TXC-APIKEY: <api-key>' \
  --header 'X-TXC-PAYLOAD: <api-key>' \
  --header 'X-TXC-SIGNATURE: <api-key>' \
  --data '
{
  "account": "miner123",
  "from": 1640995200,
  "to": 1641081600,
  "interval": "1h"
}
'

{
  "data": {
    "account": "<string>",
    "hashrate": [
      {
        "timestamp": 123,
        "hashrate": "<string>",
        "rejectRate": 123
      }
    ]
  }
}