docs: def _from_dict(cls, _dict):
          """Initialize a RuntimeIntent object from a json dictionary."""
          args = {}
          xtra = _dict.copy()
          if 'intent' in _dict:
              args['intent'] = _dict.get('intent')
              del xtra['intent']
          else:
              raise ValueError(
                  'Required property \'intent\' not present in RuntimeIntent JSON'
              )
          if 'confidence' in _dict:
              args['confidence'] = _dict.get('confidence')
              del xtra['confidence']
          else:
              raise ValueError(
                  'Required property \'confidence\' not present in RuntimeIntent JSON'
              )
          args.update(xtra)
          return cls(**args)