Fix datatype

[sfsf9797]

Seem like `l1FeeScalar` is not a Hex, this pr addresses the datatype mismatch issue.

[jensenity]

Getting the error too. Need to update this @allenday

Not a hex string 0.684
Not a hex string 0.684
Not a hex string 0.684
Not a hex string 0.684
Not a hex string 0.684
Not a hex string 0.684
Not a hex string 0.684
Not a hex string 0.684
Not a hex string 0.684

[medvedev1088]

@MSilb7 I'd appreciate your review

[MSilb7]

@MSilb7 I'd appreciate your review

ah yeah this is great!

[medvedev1088]

https://github.com/blockchain-etl/ethereum-etl/releases/tag/v2.3.1
@sfsf9797 @jensenity, could you please test it? Thank you!

[sfsf9797]

@medvedev1088 sure! It works fine for me.