code: def post_data(self, request_url, json_data):
      json_data = json.dumps(json_data).replace("'", '"')
      data = json_data.encode()
      request = SixUrlRequest(
          request_url, headers=DANA_HEADERS, data=data
      )
      try:
          response = SixUrlOpen(request).read()
      except Exception as e:
          print(
              "Http error, url=%s\npost_data=%s\n%s"
              % (request_url, json_data, e)
          )
          return False
      result = response.decode()
      if len(result) < 30 and "successfull" in result:
          return True
      else:
          return False
  
file_path: mace/tools/dana/dana_cli.py
imports: import fcntl
  import json
  import os
label_desc: Use image node_id 10 for calling the DanaCli obj's underlying member method code with example usage: obj.post_data(request_url, json_data) and returns: True, False, False