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tags: Ethereum Protocol Fellowship
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# EPF Update 15

## Summary

This is a 2 weeks updates

1. Create a [pr for database version of UserOperation](https://github.com/Vid201/aa-bundler/pull/49) in aa-bundler
2. Review Vid [pr on sanity check](https://github.com/Vid201/aa-bundler/pull/24)
3. Submit a [pr](https://github.com/gakonst/ethers-rs/pull/2140) adding debug api config in ethers-rs geth
4. Submit a [pr](https://github.com/Vid201/aa-bundler/pull/55) adding tracer test for js tracer.
5. Review Vid [pr](https://github.com/Vid201/aa-bundler/pull/56) on adding chain id api.