extraInfo 内容太大，写入渠道会抛出异常

[droplet-js]

def extraInfo = [:]
extraInfo.putAll([
         '__oss__': 'abcdefghijklmn/abcdefghijklmn-usersharing.apk', // extraInfo 内容不宜太大
 ])
println extraInfo
com.meituan.android.walle.ChannelWriter.put(channelApkFile, channel.channelId, extraInfo)

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':app:assembleRelease'.
> java.lang.StackOverflowError (no error message)