del log of data.hash

[chengzhinei]

• Targeted PR against correct branch (see CONTRIBUTING.md)

• [ ] Linked to github-issue with discussion and accepted design OR link to spec that describes this work.

• [ ] Wrote tests

• [ ] Updated relevant documentation (docs/)

• [ ] Added a relevant changelog entry to the Unreleased section in CHANGELOG.md

• [ ] Reviewed Files changed in the github PR explorer

---

For Admin Use:

• Added appropriate labels to PR (ex. wip, ready-for-review, docs)
• Reviewers Assigned
• Squashed all commits, uses message "Merge PR #XYZ: [title]" (coding standards)

[codecov-commenter]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (3fdc51e) 36.54% compared to head (cdd4579) 36.53%.

:exclamation: Current head cdd4579 differs from pull request most recent head 1937e06. Consider uploading reports for the commit 1937e06 to get more accurate results

Files	Patch %	Lines
app/rpc/namespaces/eth/tx_pool.go	0.00%	4 Missing :warning:

:exclamation: Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## dev #3269 +/- ## ========================================== - Coverage 36.54% 36.53% -0.01% ========================================== Files 446 446 Lines 46869 46869 ========================================== - Hits 17126 17124 -2 - Misses 28471 28472 +1 - Partials 1272 1273 +1 ```

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