fix bug for issue #3419

[jujn]

What this PR does / why we need it?

fix bug for issue #3419

Please indicate you've done the following:

• [√] Made sure tests are passing and test coverage is added if needed.
• [√] Made sure commit message follow the rule of Conventional Commits specification.
• [√] Considered the docs impact and opened a new docs issue or PR with docs changes if needed.

[CLAassistant]

All committers have signed the CLA.

[jujn]

Who can help me? The Java CI above shows' 4 checks not yet completed '. But I checked the test logs and they were all caused by Ubuntu 20.04 stopping the service.

[wenshao]

set(index, 
	JSONObject.of(entry.getKey().toString(), entry.getValue());

=======
Can we do this in a more concise way?

[jujn]

I am a beginner. Thank you for your guidance. But I don't know how to modify the PR. Do I need to resubmit it？

[wenshao]

Who can help me? The Java CI above shows' 4 checks not yet completed '. But I checked the test logs and they were all caused by Ubuntu 20.04 stopping the service.

The build failure under Ubuntu has nothing to do with you. I am dealing with this error

[jujn]

谁能帮助我？上面的 Java CI 显示“4 项检查尚未完成”。但是我查看了测试日志，它们都是由 Ubuntu 20.04 停止服务引起的。

Ubuntu 下的构建失败与您无关。我正在处理此错误

Thanks for your help!