Latest Facebook 399 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; Zun_N Build/P00610; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.86 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 Zun N
Mozilla/5.0 (Linux; Android 9; ZTE Blade A7s Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.117 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 Blade A7s
Mozilla/5.0 (Linux; Android 9; ZTE Blade 10 Vita Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 Blade 10 Vita
Mozilla/5.0 (Linux; Android 9; ZTE A2019G Pro Build/PKQ1.181203.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.117 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 Axon 9 Pro
Mozilla/5.0 (Linux; Android 9; Z6621O Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.118 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 Optus X Vista
Mozilla/5.0 (Linux; Android 9; Z6621O Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.117 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 Optus X Vista
Mozilla/5.0 (Linux; Android 9; Z3153V 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/FB4A;FBAV/399.0.0.24.93;] Android 9 Blade Vantage 2
Mozilla/5.0 (Linux; Android 9; Y9Plus Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.117 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 Y9 Plus
Mozilla/5.0 (Linux; Android 9; X90L Build/P00610; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.118 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 X90L
Mozilla/5.0 (Linux; Android 9; X7_Soul_Style Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.118 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 X7 Soul Style
Mozilla/5.0 (Linux; Android 9; X7_Soul_Style Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.117 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 X7 Soul Style
Mozilla/5.0 (Linux; Android 9; X7_Soul_Pro Build/PKQ1.191023.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.118 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 X7 Soul Pro
Mozilla/5.0 (Linux; Android 9; X7_Soul_Pro Build/PKQ1.191023.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.117 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 X7 Soul Pro
Mozilla/5.0 (Linux; Android 9; X2_euro Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.118 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 X2
Mozilla/5.0 (Linux; Android 9; X19 S Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.118 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 X19 S
Mozilla/5.0 (Linux; Android 9; WP7 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.118 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 WP7
Mozilla/5.0 (Linux; Android 9; Wildfire E Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/110.0.5481.64 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 Wildfire E
Mozilla/5.0 (Linux; Android 9; W-P611-EEA Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.118 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 View 3 Pro
Mozilla/5.0 (Linux; Android 9; W-P611-EEA Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.117 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 View 3 Pro
Mozilla/5.0 (Linux; Android 9; vivo Z1 Build/PKQ1.180819.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/68.0.3440.91 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/399.0.0.24.93;] Android 9 Z1