Latest Facebook Messenger 407 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; RMX1911 Build/PKQ1.190616.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/112.0.5615.135 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 9 5
Mozilla/5.0 (Linux; Android 7.1.1; OPPO A73 Build/N6F26Q; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/113.0.5672.77 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 7 A73
Mozilla/5.0 (Linux; Android 13; SM-S908B Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/112.0.5615.135 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 13 Galaxy S22 Ultra
Mozilla/5.0 (Linux; Android 13; M2101K9G Build/TKQ1.220829.002; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/113.0.5672.76 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 13 Mi 11 Lite 5G
Mozilla/5.0 (Linux; Android 13; 2107113SG Build/TKQ1.220829.002; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/112.0.5615.135 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 13 Mi 11T Pro
Mozilla/5.0 (Linux; Android 12; WP19 Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/112.0.5615.135 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 12 WP19
Mozilla/5.0 (Linux; Android 12; VNE-LX1 Build/HONORVNE-L41CM; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/113.0.5672.77 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 12 X6
Mozilla/5.0 (Linux; Android 12; V2116 Build/SP1A.210812.003_NONFC; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.114 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 12 V23e
Mozilla/5.0 (Linux; Android 12; T676H Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/112.0.5615.135 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 12 30
Mozilla/5.0 (Linux; Android 12; RMX3690 Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/112.0.5615.135 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 12 C30s
Mozilla/5.0 (Linux; Android 12; 22120RN86G Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 12 Redmi 12C
Mozilla/5.0 (Linux; Android 11; Primo H10 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/113.0.5672.76 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 11 Primo H10
Mozilla/5.0 (Linux; Android 11; CPH2179 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/112.0.5615.135 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 11 A15s
Mozilla/5.0 (Linux; Android 11; 220233L2I Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/112.0.5615.135 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 11 Redmi 10A
Mozilla/5.0 (Linux; Android 10; YAL-L21 Build/HUAWEIYAL-L61; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/112.0.5615.135 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 10 Honor 20
Mozilla/5.0 (Linux; Android 10; Redmi Note 8 Build/QKQ1.200114.002; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/407.0.0.11.104;] Android 10 Redmi Note 8