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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 _get_condition_json(self, index):
 """ Method to generate json for logging audience condition. Args: index: Index of the condition. Returns: String: Audience condition JSON. """

    condition = self.condition_data[index]
    condition_log = {
      'name': condition[0],
      'value': condition[1],
      'type': condition[2],
      'match': condition[3]
    }

    return json.dumps(condition_log)