{"channel":"preview","currentVersion":"0.0.0","latestVersion":"0.1.1-alpha.3","updateAvailable":true,"downloadAvailable":true,"manifestUrl":"/api/v1/packages/tablet/0.1.1-alpha.3/manifest","installerUrl":"/api/v1/distribution/downloads/preview","setupUrl":"/api/v1/distribution/setup/0.1.1-alpha.3","message":"独立应用仅下载变化文件；平板主程序通过签名校验后更新。"}