Latest Facebook Messenger 344 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; SM-A750FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 9 Galaxy A7 (2018)
Mozilla/5.0 (Linux; Android 9; SM-A207F 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/344.0.0.8.106;] Android 9 Galaxy A20s
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/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 9 Redmi Note 6 Pro
Mozilla/5.0 (Linux; Android 9; moto g(6) play Build/PPPS29.55-35-23-7; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 9 Moto G6 Play
Mozilla/5.0 (Linux; Android 9; MAR-LX1A Build/HUAWEIMAR-L21A; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 9 P30 Lite
Mozilla/5.0 (Linux; Android 9; CPH2083 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 9 A12
Mozilla/5.0 (Linux; Android 9; AMN-LX9 Build/HUAWEIAMN-LX9; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.87 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 9 Y5 (2019)
Mozilla/5.0 (Linux; Android 9; Allure X Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/113.0.5672.163 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 9 Allure X
Mozilla/5.0 (Linux; Android 8.1.0; CPH1912 Build/O11019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 8 A5S
Mozilla/5.0 (Linux; Android 8.0.0; SM-G960U Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/98.0.4758.101 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 8 Galaxy S9
Mozilla/5.0 (Linux; Android 8.0.0; SM-G930F Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/92.0.4515.159 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 8 Galaxy S7
Mozilla/5.0 (Linux; Android 8.0.0; G3421 Build/48.1.A.2.122; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 8 Xperia XA1 Plus
Mozilla/5.0 (Linux; Android 8.0.0; AGS2-L09 Build/HUAWEIAGS2-L09; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 8 MediaPad T5 10
Mozilla/5.0 (Linux; Android 7.1.2; Redmi 4A Build/N2G47H; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 7 Redmi 4A
Mozilla/5.0 (Linux; Android 7.0; HUAWEI VNS-L31 Build/HUAWEIVNS-L31; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.104 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 7 P9 Lite
Mozilla/5.0 (Linux; Android 6.0; MYA-L11 Build/HUAWEIMYA-L11; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 6 Y6 (2016)
Mozilla/5.0 (Linux; Android 4.4.2; GT-I9301I Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/30.0.0.0 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 4 Galaxy S III Neo
Mozilla/5.0 (Linux; Android 12; SM-G998B Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 12 Galaxy S21 Ultra 5G
Mozilla/5.0 (Linux; Android 12; SM-G980F Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 12 Galaxy S20
Mozilla/5.0 (Linux; Android 12; SM-G973F Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/97.0.4692.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/344.0.0.8.106;] Android 12 Galaxy S10