Latest Facebook Messenger 314 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; VTR-L09 Build/HUAWEIVTR-L09; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.77 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 P10
Mozilla/5.0 (Linux; Android 9; VTR-L09 Build/HUAWEIVTR-L09; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 P10
Mozilla/5.0 (Linux; Android 9; SM-N960N Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.77 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Galaxy Note 9
Mozilla/5.0 (Linux; Android 9; SM-M205FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Galaxy M20
Mozilla/5.0 (Linux; Android 9; SM-J730F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/72.0.3626.121 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Galaxy J7 Pro
Mozilla/5.0 (Linux; Android 9; SM-J330FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Galaxy J3 (2017)
Mozilla/5.0 (Linux; Android 9; SM-A530F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.77 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Galaxy A8
Mozilla/5.0 (Linux; Android 9; SM-A505GN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Galaxy A50
Mozilla/5.0 (Linux; Android 9; SM-A505F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Galaxy A50
Mozilla/5.0 (Linux; Android 9; Redmi Note 8 Build/PKQ1.190616.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.99 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Redmi Note 8
Mozilla/5.0 (Linux; Android 9; Redmi Note 6 Pro Build/PKQ1.180904.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.0.0.0.58;] Android 9 Redmi Note 6 Pro
Mozilla/5.0 (Linux; Android 9; Redmi Note 5 Build/PKQ1.180904.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Redmi Note 5
Mozilla/5.0 (Linux; Android 9; Redmi Note 5 Build/PKQ1.180904.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/88.0.4324.181 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Redmi Note 5
Mozilla/5.0 (Linux; Android 9; Redmi 8A Build/PKQ1.190319.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/89.0.4389.105 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.0.0.0.58;] Android 9 Redmi 8A
Mozilla/5.0 (Linux; Android 9; Redmi 7A Build/PKQ1.190319.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.141 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Redmi 7A
Mozilla/5.0 (Linux; Android 9; Redmi 7 Build/PKQ1.181021.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/88.0.4324.181 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Redmi 7
Mozilla/5.0 (Linux; Android 9; MRD-LX1F Build/HUAWEIMRD-LX1F; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Y6 (2019)
Mozilla/5.0 (Linux; Android 9; motorola one zoom Build/PPH29.59-49; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 One Zoom
Mozilla/5.0 (Linux; Android 9; MAR-LX1A Build/HUAWEIMAR-L21A; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 P30 Lite
Mozilla/5.0 (Linux; Android 9; KSA-LX9 Build/HONORKSA-LX9; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/314.1.0.19.119;] Android 9 Honor 8S