What is Meta-fwdproxy?

Mozilla/5.0 (Linux; Android 12; SM-A536E Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.96 Mobile Safari/537.36 [FBAN/FB4A;FBAV/458.0.0.38.86;FBBV/584018577;FBDM/{density=2.8125,width=1080,height=2270};FBLC/en_US;FBRV/0;FBCR/KLA;FBMF/samsung;FBBD/samsung;FBPN/com.facebook.katana;FBDV/SM-A536E;FBSV/12;FBOP/1;FBCA/arm64-v8a:;]

Dalvik/2.1.0 (Linux; U; Android 12; SM-A217M Build/SP1A.210812.016) [FBAN/Orca-Android;FBAV/449.0.0.47.111;FBPN/com.facebook.orca;FBLC/en_US;FBBV/575676944;FBCR/IT&amp-E;FBMF/samsung;FBBD/samsung;FBDV/SM-A217M;FBSV/12;FBCA/arm64-v8a:null;FBDM/{density=1.75,width=720,height=1448};FB_FW/1;]

Mozilla/5.0 (Linux; Android 12; SM-A125U1 Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/124.0.6367.108 Mobile Safari/537.36 [FBAN/FB4A;FBAV/462.0.0.47.85;FBBV/593891648;FBDM/{density=1.875,width=720,height=1465};FBLC/en_US;FBRV/596476272;FB_FW/2;FBCR/VIYA;FBMF/samsung;FBBD/samsung;FBPN/com.facebook.katana;FBDV/SM-A125U1;FBSV/12;FBOP/1;FBCA/arm64-v8a:;]

Dalvik/2.1.0 (Linux; U; Android 12; TECNO CH6i Build/SP1A.210812.016) [FBAN/Orca-Android;FBAV/452.0.0.50.109;FBPN/com.facebook.orca;FBLC/fr_FR;FBBV/584563276;FBCR/Orange;FBMF/TECNO;FBBD/TECNO;FBDV/TECNO CH6i;FBSV/12;FBCA/arm64-v8a:null;FBDM/{density=3.0,width=1080,height=2208};FB_FW/1;]

Mozilla/5.0 (Linux; Android 12; LM-K500 Build/SKQ1.211103.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/131.0.6778.39 Mobile Safari/537.36 [FBAN/FB4A;FBAV/492.0.0.127.80;FBBV/670332319;FBDM/{density=2.0,width=1506,height=688};FBLC/en_US;FBRV/673726603;FBCR/;FBMF/LGE;FBBD/lge;FBPN/com.facebook.katana;FBDV/LM-K500;FBSV/12;FBOP/1;FBCA/armeabi-v7a:armeabi;]

Mozilla/5.0 (Windows NT 5.1; rv:11.0) Gecko Firefox/11.0 (via ggpht.com GoogleImageProxy)

Mozilla/5.0 (Windows NT 5.1; rv:11.0) Gecko Firefox/11.0 (via ggpht.com GoogleImageProxy)