BigToFloat converts a big int to float according to its number of decimal digits Example: - BigToFloat(1100, 3) = 1.1 - BigToFloat(1100, 2) = 11 - BigToFloat(1100, 5) = 0.11.

EthToWei converts Gwei as a float to Wei as a big int.

FloatToBigInt converts a float to a big int with specific decimal Example: - FloatToBigInt(1, 4) = 10000 - FloatToBigInt(1.234, 4) = 12340.

GweiToWei converts Gwei as a float to Wei as a big int.

RawTxToHash returns valid hex data of a transaction to transaction hash.