Latest Facebook 179 user agents:

User Agent	Platform	Device
Mozilla/5.0 (Linux; Android 6.0; BLU Studio G HD Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/67.0.3396.87 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/179.0.0.44.83;]FB4A_Messaging_MSite	Android 6	Studio G HD
Mozilla/5.0 (iPhone; CPU iPhone OS 11_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15G77 [FBAN/FBIOS;FBAV/179.0.0.50.82;FBBV/116150041;FBDV/iPhone8,4;FBMD/iPhone;FBSN/iOS;FBSV/11.4.1;FBSS/2;FBCR/TIM;FBID/phone;FBLC/pt_BR;FBOP/5;	iOS 11	iPhone SE
Mozilla/5.0 (iPhone; CPU iPhone OS 11_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15G77 [FBAN/FBIOS;FBAV/179.0.0.50.82;FBBV/116150041;FBDV/iPhone6,1;FBMD/iPhone;FBSN/iOS;FBSV/11.4.1;FBSS/2;FBCR/ClaroBrasil;FBID/phone;FBLC/pt_BR	iOS 11	iPhone 5S
Mozilla/5.0 (iPhone; CPU iPhone OS 11_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15F79 [FBAN/FBIOS;FBAV/179.0.0.50.82;FBBV/116150041;FBDV/iPhone8,4;FBMD/iPhone;FBSN/iOS;FBSV/11.4;FBSS/2;FBCR/TIM;FBID/phone;FBLC/pt_BR;FBOP/5;FBRV	iOS 11	iPhone SE
Mozilla/5.0 (iPhone; CPU iPhone OS 11_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15F79 [FBAN/FBIOS;FBAV/179.0.0.50.82;FBBV/116150041;FBDV/iPhone7,1;FBMD/iPhone;FBSN/iOS;FBSV/11.4;FBSS/3;FBCR/VIVO;FBID/phone;FBLC/pt_BR;FBOP/5;FBR	iOS 11	iPhone 6 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 11_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15F79 [FBAN/FBIOS;FBAV/179.0.0.50.82;FBBV/116150041;FBDV/iPhone7,1;FBMD/iPhone;FBSN/iOS;FBSV/11.4;FBSS/3;FBCR/ClaroBrasil;FBID/phone;FBLC/pt_BR;FBO	iOS 11	iPhone 6 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 11_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15F79 [FBAN/FBIOS;FBAV/179.0.0.50.82;FBBV/116150041;FBDV/iPhone6,2;FBMD/iPhone;FBSN/iOS;FBSV/11.4;FBSS/2;FBCR/TIM;FBID/phone;FBLC/pt_BR;FBOP/5;FBRV	iOS 11	iPhone 5S