code: def get(self, timeout=10):
          
          req = self.req({'op': 'GET', 'timeout': timeout})
          if req.status_code != 200:
              return None
          result = req.json()
          if result.get('status') != 'ok':
              return False
          return result
docs: get() -> {'id': 32-byte-md5, 'body': msg-body}