Implementing a HTTP Integration

Hello)
i want to send uplink which i get on server from my gateway - to my apache2 server.
I have to set field in HTTP integration like this?


localhost - is my apache2 server
And then write php script on my server to recieve post request?

Yes, that is correct. You could create a test endpoint here https://hookbin.com to inspect how the request would look like on your system.