Latest Facebook 378 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; ZTE Blade A3 Lite Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.99 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 Blade A3 Lite
Mozilla/5.0 (Linux; Android 9; ZTE Blade A3 Lite Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.69 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 Blade A3 Lite
Mozilla/5.0 (Linux; Android 9; Z6201V Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/111.0.5563.116 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 Blade A7
Mozilla/5.0 (Linux; Android 9; Z3351S Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 Quest 5
Mozilla/5.0 (Linux; Android 9; X2_euro Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.69 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 X2
Mozilla/5.0 (Linux; Android 9; Wildfire E1 Plus Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/74.0.3729.136 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 Wildfire E1 Plus
Mozilla/5.0 (Linux; Android 9; Wildfire E Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/77.0.3865.92 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 Wildfire E
Mozilla/5.0 (Linux; Android 9; W-P611-OPE Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/74.0.3729.136 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 View 3 Pro
Mozilla/5.0 (Linux; Android 9; W-P311-EEA Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.69 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 View 3
Mozilla/5.0 (Linux; Android 9; vivo Z1i Build/PKQ1.180819.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/74.0.3729.136 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 Z1i
Mozilla/5.0 (Linux; Android 9; vivo Z1i Build/PKQ1.180819.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.78 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 Z1i
Mozilla/5.0 (Linux; Android 9; vivo 2010 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.97 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 2010
Mozilla/5.0 (Linux; Android 9; vivo 2010 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.69 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 2010
Mozilla/5.0 (Linux; Android 9; vivo 2010 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.71 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 2010
Mozilla/5.0 (Linux; Android 9; vivo 2010 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 2010
Mozilla/5.0 (Linux; Android 9; vivo 1921 Build/PKQ1.190302.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.71 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 U20
Mozilla/5.0 (Linux; Android 9; vivo 1916 Build/PKQ1.190626.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/74.0.3729.136 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 U10
Mozilla/5.0 (Linux; Android 9; V1928A Build/PKQ1.190626.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/74.0.3729.136 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 U3X
Mozilla/5.0 (Linux; Android 9; V1928A Build/PKQ1.190626.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 U3X
Mozilla/5.0 (Linux; Android 9; V1901A Build/P00610; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/68.0.3440.91 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/378.0.0.18.112;] Android 9 Y3