Latest ONYX BOOX Gama 4 user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; Android 4.4.4; MC_GAMA4 Build/2022-06-11_10-42_2.1.2_df6414e) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/33.0.0.0 Mobile Safari/537.36	Chrome Webview 33	Android 4