write method
Is called when a value has to be encoded.
Implementation
@override
void write(BinaryWriter writer, DOOContact obj) {
  writer
    ..writeByte(5)
    ..writeByte(0)
    ..write(obj.id)
    ..writeByte(1)
    ..write(obj.contactIdentifier)
    ..writeByte(2)
    ..write(obj.pubsubToken)
    ..writeByte(3)
    ..write(obj.name)
    ..writeByte(4)
    ..write(obj.email);
}