It's very standard.

{"remote_ip":"172.19.0.1","remote_port":"49050","client_ip":"172.19.0.1","proto":"HTTP/1.1","method":"GET","host":"localhost:8080","uri":"/phpliteadmin/phpliteadmin.php?database=%2Fapp%2Fwww%2Fdata%2Fserverkit.db&fulltexts=0&numRows=30&logout=Logout","headers":{"Accept":["text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7"],"Sec-Fetch-Mode":["navigate"],"Sec-Fetch-User":["?1"],"Sec-Ch-Ua-Platform":["\"Windows\""],"Upgrade-Insecure-Requests":["1"],"Sec-Fetch-Site":["same-origin"],"Sec-Fetch-Dest":["document"],"Accept-Language":["en-GB,en-US;q=0.9,en;q=0.8"],"Cookie":["REDACTED"],"Sec-Ch-Ua-Mobile":["?0"],"Dnt":["1"],"Accept-Encoding":["gzip, deflate, br, zstd"],"Connection":["keep-alive"],"Cache-Control":["max-age=0"],"Sec-Ch-Ua":["\"Google Chrome\";v=\"131\", \"Chromium\";v=\"131\", \"Not_A Brand\";v=\"24\""],"User-Agent":["Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36"],"Referer":["http://localhost:8080/phpliteadmin/phpliteadmin.php"]}},"bytes_read":0,"user_id":"","duration":0.213355849,"size":778,"status":200,"resp_headers":{"Server":["Caddy"],"Set-Cookie":["REDACTED"],"Expires":["Thu, 19 Nov 1981 08:52:00 GMT"],"Cache-Control":["no-store, no-cache, must-revalidate"],"Pragma":["no-cache"],"Content-Type":["text/html; charset=utf-8"],"Content-Encoding":["zstd"],"Vary":["Accept-Encoding"]}}

...

>>>> {"level":"info","ts":1733872342.5892186,"msg":"PROTOCOL: https","syslog_level":"notice"} <<<<

FROM an inserted : error_log("PROTOCOL: ".$protocol); 
that I added in phpliteadmin.php.

...

{"level":"info","ts":1733872342.5899868,"logger":"http.log.access.log0","msg":"handled request","request":{"remote_ip":"172.19.0.1","remote_port":"49050","client_ip":"172.19.0.1","proto":"HTTP/1.1","method":"POST","host":"localhost:8080","uri":"/phpliteadmin/phpliteadmin.php?","headers":{"Content-Length":["114"],"Cache-Control":["max-age=0"],"Sec-Ch-Ua-Mobile":["?0"],"Sec-Fetch-Site":["same-origin"],"Sec-Fetch-User":["?1"],"Connection":["keep-alive"],"Upgrade-Insecure-Requests":["1"],"Accept":