code: def to_xdr_object(self):
          
          destination = account_xdr_object(self.destination)
  
          self.body.type = Xdr.const.ACCOUNT_MERGE
          self.body.destination = destination
          return super(AccountMerge, self).to_xdr_object()
docs: Creates an XDR Operation object that represents this
          :class:`AccountMerge`.