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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def payload(self):
 """Extracts and returns the serialized object."""

    try:
      rdf_cls = self.classes.get(self.name)
      if rdf_cls:
        value = rdf_cls.FromSerializedString(self.data)
        value.age = self.embedded_age

        return value
    except TypeError:
      return None