Latest Maxwest Astro 5 Go LTE user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; Android 8.1.0; Astro_5_GO_LTE) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Mobile Safari/537.36	Chrome Mobile 81	Android 8
Mozilla/5.0 (Linux; Android 8.1.0; Astro_5_GO_LTE Build/OPM2.171019.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/69.0.3497.100 Mobile Safari/537.36 TwitterAndroid	Twitter	Android 8
Mozilla/5.0 (Linux; Android 8.1.0; Astro_5_GO_LTE Build/OPM2.171019.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Mobile Safari/537.36	Chrome Mobile 92	Android 8