X-Joomla-Token: ********************
curl --location -g --request POST 'j4.demo.joomlachina.cn/{{base_path}}/contacts/form/{{contact_id}}' \
--header 'Content-Type: text/plain' \
--header 'X-Joomla-Token;' \
--data-raw '{"contact_email":"email@example.org","contact_message":"some text","contact_name":"name","contact_subject":"subject"}'
{}