code: def from_json(cls, data):
          
          assert 'header' in data, 'Required keyword "header" is missing!'
          assert 'values' in data, 'Required keyword "values" is missing!'
          return cls(Header.from_json(data['header']), data['values'])
docs: Create a Data Collection from a dictionary.
  
          Args:
              {
                  "header": A Ladybug Header,
                  "values": An array of values,
              }