anchor.diff:            'method': 'PUT',
             'path': '/',
             'headers': {
  +            'content-length': ['0'],
               'content-type': ['text/plain'],
               'x-random-header': ['Value'],
               'x-other-header': ['Other Value']
  
positive.code:           'method': 'GET',
            'path': '/',
            'headers': {
              'x-random-header': ['Value'],
              'x-other-header': ['Other Value']
            },
  
negative.code:         'method': 'GET',
          'path': '/',
          'headers': {
            'content-length': ['0'],
            'x-random-header': ['Value'],
            'x-other-header': ['Other Value']
          },
  