pub fn len_in_bytes(&self) -> usize {
        let bytes = self.0.as_bytes();
        let raw_len = u16::from_be_bytes([bytes[2], bytes[3]]);
        match self.marker() {
            BytecodeMarker::EraVm => raw_len as usize * 32,
            BytecodeMarker::Evm => raw_len as usize,
        }
    }
Returns the length of the hashed bytecode in bytes.
core/lib/basic_types/src/bytecode.rs