code: def __make_request_headers(self, teststep_dict, entry_json):
          
          teststep_headers = {}
          for header in entry_json["request"].get("headers", []):
              if header["name"].lower() in IGNORE_REQUEST_HEADERS:
                  continue
  
              teststep_headers[header["name"]] = header["value"]
  
          if teststep_headers:
              teststep_dict["request"]["headers"] = teststep_headers
docs: parse HAR entry request headers, and make teststep headers.
              header in IGNORE_REQUEST_HEADERS will be ignored.
  
          Args:
              entry_json (dict):
                  {
                      "request": {
                          "headers": [
                              {"name": "Host", "value": "httprunner.top"},
                              {"name": "Content-Type", "value": "application/json"},
                              {"name": "User-Agent", "value": "iOS/10.3"}
                          ],
                      },
                      "response": {}
                  }
  
          Returns:
              {
                  "request": {
                      headers: {"Content-Type": "application/json"}
              }