Create okx-kaia-explorer.md

[Iris3329]

Proposed changes

• Describe your changes to communicate to the maintainers why we should accept this pull request.
• If it fixes a bug or resolves a feature request, be sure to link to that issue.

Types of changes

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• Minor Issues and Typos
• Major Content Contribution
• Others

Checklist

Put an x in the boxes that apply. You can also fill these out after creating the PR. If you're unsure about any of them, don't hesitate to reach out. We're here to help! This is simply a reminder of what we are going to look for before merging your code.

• I have read the CONTRIBUTING GUIDELINES
• I have read the CLA and signed by comment I have read the CLA Document and I hereby sign the CLA in first time contribute
• I have added necessary documentation (if appropriate)
• Any dependent changes have been merged and published in downstream modules

Related issues

This PR addresses the issues raised in the previously locked issue #139 .Since the original issue has become outdated, I have created a new issue.
Please review and let me know if any further adjustments are needed. Thank you!

Further comments

If this is a relatively large content contribution, kick off the discussion by explaining why you would suggest the content contribution, etc...

[github-actions]

CLA Assistant Lite bot:
Thank you for your submission, we really appreciate it. Like many open-source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution. You can sign the CLA by just posting a Pull Request Comment same as the below format.

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I have read the CLA Document and I hereby sign the CLA

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_{You can retrigger this bot by commenting recheck in this Pull Request}

[Iris3329]

I have read the CLA Document and I hereby sign the CLA

[Iris3329]

I have read the CLA Document and I hereby sign the CLA

[ayo-klaytn]

Hi @Iris3329 Kindly comment recheck in this PR