open fun readULong(bitLength: Int): Long (source)
Read an unsigned long value from the SSZ source.
bitLength - Int: The bit length of the integer to read (a multiple of 8).
InvalidSSZTypeException - If there are insufficient encoded bytes for the desired bit length, or the decoded value was too large to fit into a long.
EndOfSSZException - If there are no more SSZ values to read.
Return
Long: An unsigned long.