Retrieve detailed balance information for a collateral trading account via the WhiteBIT V4 API.
The public WhiteBIT API key.
Base64-encoded JSON request body.
HMAC-SHA512 signature of the payload, hex-encoded. Computed as hex(HMAC-SHA512(payload, api_secret)).
Successful response - returns collateral balances by asset
Object mapping asset tickers to collateral balance amounts. Each key is an asset ticker (e.g., BTC, USDT) and the value is the balance in that asset's native units.
Collateral balance in the asset's native units