serialize method
Implementation
@override
ByteData serialize() {
var data_ = ByteData(mavlinkEncodedLength);
data_.setFloat32(0, paramValue, Endian.little);
data_.setUint16(4, paramCount, Endian.little);
data_.setUint16(6, paramIndex, Endian.little);
MavlinkMessage.setInt8List(data_, 8, paramId);
data_.setUint8(24, paramType);
return data_;
}