Latest Facebook Messenger 290 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; XQ-AD52 Build/57.0.A.2.258; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.66 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Xperia L4
Mozilla/5.0 (Linux; Android 9; vivo 1906 Build/PKQ1.190616.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/74.0.3729.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Y11
Mozilla/5.0 (Linux; Android 9; SM-N950F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy Note 8
Mozilla/5.0 (Linux; Android 9; SM-M205FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy M20
Mozilla/5.0 (Linux; Android 9; SM-J737V Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy J7 (2018)
Mozilla/5.0 (Linux; Android 9; SM-J737A Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy J7 (2018)
Mozilla/5.0 (Linux; Android 9; SM-J730G Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy J7 Pro
Mozilla/5.0 (Linux; Android 9; SM-J730F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy J7 Pro
Mozilla/5.0 (Linux; Android 9; SM-J530F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy J5 (2017)
Mozilla/5.0 (Linux; Android 9; SM-J400F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy J4
Mozilla/5.0 (Linux; Android 9; SM-J330FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy J3 (2017)
Mozilla/5.0 (Linux; Android 9; SM-J330F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy J3 (2017)
Mozilla/5.0 (Linux; Android 9; SM-G950U Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; SM-G950F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.66 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; SM-G950F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] [ip:151.40.158.217] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; SM-G950F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; SM-A530F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.185 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy A8
Mozilla/5.0 (Linux; Android 9; SM-A202F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Galaxy A20e
Mozilla/5.0 (Linux; Android 9; RMX1831 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 U1
Mozilla/5.0 (Linux; Android 9; Redmi Note 8T Build/PKQ1.190616.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/290.0.0.16.119;] Android 9 Redmi Note 8T