Problem: formatting in eth.models

[bjormgyg]

Missing semicolon after the object type definition for from_metadata. TypeScript interface properties should end with semicolons for consistency with the rest of the file. The same issue exists for to_metadata on line 44-46.

👮🏻👮🏻👮🏻 !!!! REFERENCE THE PROBLEM YOUR ARE SOLVING IN THE PR TITLE AND DESCRIBE YOUR SOLUTION HERE !!!! DO NOT FORGET !!!! 👮🏻👮🏻👮🏻

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