Latest Chrome Webview 54 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 8.1; ZTE-BA520 Build/ZTE-BA520_Global-Rom_By_Bunly KH; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 8 BA520
Mozilla/5.0 (Linux; Android 8.1; ZTE-BA520 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 8 BA520
Mozilla/5.0 (Linux; Android 7.0; SO-04H Build/39.2.B.0.208; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 7 Xperia X Performance
Mozilla/5.0 (Linux; Android 7.0; PRA-LX1 Build/HUAWEIPRA-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 7 P8 Lite (2017)
Mozilla/5.0 (Linux; Android 7.0; Micromax Q4261 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 7 Canvas Mega 2
Mozilla/5.0 (Linux; Android 7.0; LG-F720K Build/NRD90U; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 7 Stylus 2
Mozilla/5.0 (Linux; Android 7.0; K6000 Pro Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 7 K6000 Pro
Mozilla/5.0 (Linux; Android 7.0; HARRY Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 7 Harry
Mozilla/5.0 (Linux; Android 7.0; BQ-5059 Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 YandexSearch/7.26 Android 7 Strike Power
Mozilla/5.0 (Linux; Android 7.0; BQ-5059 Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 YandexSearch/7.15 Android 7 Strike Power
Mozilla/5.0 (Linux; Android 7.0; BQ-5059 Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 YandexSearch/5.40 Android 7 Strike Power
Mozilla/5.0 (Linux; Android 7.0; BQ-5058 Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 YandexSearch/7.06 Android 7 Strike Power Easy
Mozilla/5.0 (Linux; Android 7.0; BQ-5058 Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 YandexSearch/5.40 Android 7 Strike Power Easy
Mozilla/5.0 (Linux; Android 7.0; BQ-5058 Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 7 Strike Power Easy
Mozilla/5.0 (Linux; Android 7.0; BQ-5057 Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 YandexSearch/9.75 YandexSearchWebView/9.75 Android 7 Strike 2
Mozilla/5.0 (Linux; Android 7.0; BQ-5057 Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 YandexSearch/7.15 Android 7 Strike 2
Mozilla/5.0 (Linux; Android 6.0; ZOPO_C2_MOD Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 6 C2 II
Mozilla/5.0 (Linux; Android 6.0; X9 Mini Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 6 X9 Mini
Mozilla/5.0 (Linux; Android 6.0; X-TIGI_Photo3 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 6 Photo3
Mozilla/5.0 (Linux; Android 6.0; Vivo XL2 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/54.0.2840.85 Mobile Safari/537.36 Android 6 Vivo XL2