Latest Facebook 127 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; U; Android 4.2.2; pt-br; GT-I9082L Build/JDQ39) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 4 Galaxy Grand Duos
Mozilla/5.0 (Linux; Android 8.0.0; Pixel Corp Build/OPR1.170531.002; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/59.0.3071.92 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 8 Pixel C
Mozilla/5.0 (Linux; Android 7.0; SM-G930F Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 [FBAV/127.0.0.22.69;] Android 7 Galaxy S7
Mozilla/5.0 (Linux; Android 7.0; LG-H831 Build/NRD90U; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 7 G5
Mozilla/5.0 (Linux; Android 7.0; HUAWEI VNS-L31 Build/HUAWEIVNS-L31; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 7 P9 Lite
Mozilla/5.0 (Linux; Android 6.0; XT1069 Build/MPB24.65-34-3; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 Moto G
Mozilla/5.0 (Linux; Android 6.0; Redmi Note 4 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/59.0.3071.125 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 Redmi Note 4
Mozilla/5.0 (Linux; Android 6.0; LG-H502 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/57.0.2987.132 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 Magna
Mozilla/5.0 (Linux; Android 6.0; 8063 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/65.0.3325.109 Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 One Touch Pixi 4 7" WiFi
Mozilla/5.0 (Linux; Android 6.0; 4034X Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/53.0.2785.124 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 One Touch Pixi 4 4"
Mozilla/5.0 (Linux; Android 6.0; 4034X Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/50.0.2661.86 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 One Touch Pixi 4 4"
Mozilla/5.0 (Linux; Android 6.0.1; ZTE BLADE A512 Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/49.0.2623.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 Blade A512
Mozilla/5.0 (Linux; Android 6.0.1; SM-J500M Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 Galaxy J5 (2015)
Mozilla/5.0 (Linux; Android 6.0.1; SM-J120W Build/MMB29K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/60.0.3112.116 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 Galaxy J1 (2016)
Mozilla/5.0 (Linux; Android 6.0.1; SM-G925I Build/MMB29K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 Galaxy S6 Edge
Mozilla/5.0 (Linux; Android 6.0.1; SM-A510M Build/MMB29K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 Galaxy A5 (2016)
Mozilla/5.0 (Linux; Android 6.0.1; SM-A500M Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 6 Galaxy A5 Duos
Mozilla/5.0 (Linux; Android 5.1; VF-795 Build/LMY47D; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 5 Smart Speed 6
Mozilla/5.0 (Linux; Android 5.1; VF-696 Build/LMY47I; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/43.0.2357.121 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 5 Smart Grand 6
Mozilla/5.0 (Linux; Android 5.1; Micromax Q338 Build/LMY47I) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/39.0.0.0 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/127.0.0.22.69;] Android 5 Bolt Q338