docs: def validate(self, value, redis):
          '''
          Validates data obtained from a request in ISO 8061 and returns it in Datetime data type
          '''
  
          value = self.value_or_default(value)
  
          self.validate_required(value)
  
          if value is None:
              return None
  
          if type(value) == str:
              try:
                  value = datetime.datetime.strptime(value, '%Y-%m-%dT%H:%M:%SZ')
              except ValueError:
                  raise InvalidFieldError(self.name)
  
          return value