Latest Facebook Messenger 419 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; BUZZ 2 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/Orca-Android;FBAV/419.0.0.10.49;] Android 9 Buzz 2 Plus
Mozilla/5.0 (Linux; Android 8.1.0; BBD100-2 Build/OPM1.171019.026; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/115.0.5790.138 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 8 Motion
Mozilla/5.0 (Linux; Android 7.1.2; View XL Build/N2G47H; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/114.0.5735.131 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 7 View XL
Mozilla/5.0 (Linux; Android 7.1.1; Z855 Build/NMF26V; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/115.0.5790.139 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 7 Avid 4
Mozilla/5.0 (Linux; Android 6.0; Blade V6 Plus Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 6 Blade V6 Plus
Mozilla/5.0 (Linux; Android 6.0; ACCENT_NEON Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/106.0.5249.126 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 6 Neon
Mozilla/5.0 (Linux; Android 6.0.1; STV100-3 Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/106.0.5249.126 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 6 BlackBerry Priv
Mozilla/5.0 (Linux; Android 13; V2237 Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/115.0.5790.138 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 V27e
Mozilla/5.0 (Linux; Android 13; TECNO CK6n Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Camon 20
Mozilla/5.0 (Linux; Android 13; TECNO CI8 Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/115.0.5790.138 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Camon 19 Pro
Mozilla/5.0 (Linux; Android 13; SM-S908B Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/115.0.5790.138 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Galaxy S22 Ultra
Mozilla/5.0 (Linux; Android 13; SM-M536B Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/114.0.5735.227 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Galaxy M53 5G
Mozilla/5.0 (Linux; Android 13; SM-M236B Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/114.0.5735.196 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Galaxy M23 5G
Mozilla/5.0 (Linux; Android 13; SM-M135FU Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/114.0.5735.196 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Galaxy M13
Mozilla/5.0 (Linux; Android 13; SM-F936B Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/114.0.5735.196 Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Galaxy Z Fold 4
Mozilla/5.0 (Linux; Android 13; SM-A546B Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/114.0.5735.196 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Galaxy A54 5G
Mozilla/5.0 (Linux; Android 13; SM-A528B Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/114.0.5735.227 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Galaxy A52s 5G
Mozilla/5.0 (Linux; Android 13; SM-A515F Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/114.0.5735.227 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Galaxy A51
Mozilla/5.0 (Linux; Android 13; SM-A236U Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/115.0.5790.138 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 Galaxy A23 5G
Mozilla/5.0 (Linux; Android 13; RMX3710 Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/115.0.5790.138 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/419.0.0.10.49;] Android 13 C55