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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 to_json(self, version=Version.latest):
 """Tries to convert an object into a JSON representation and return the resulting string An Object can define how it is serialized by overriding the as_version() implementation. A caller may further define how the object is serialized by passing in a custom encoder. The default encoder will ignore properties of an object that are None at the time of serialization. :param version: The version to which the object must be serialized to. This will default to the latest version supported by the library. :type version: str | unicode """

        return json.dumps(self.as_version(version))