[Feature][Module core]Support null serialization of JSON data to prevent the loss of data columns.

[david-gao1]

Search before asking

• [X] I had searched in the issues and found no similar feature requirement.

Description

No response

Use case

No response

Related issues

No response

Are you willing to submit a PR?

• [X] Yes I am willing to submit a PR!

Code of Conduct

• [X] I agree to follow this project's Code of Conduct