Analyze downloading contract information from Sourcify

[Uxio0]

Sourcify allows downloading their full database. Analyze if we can download it and feed our tx decoder:

https://docs.sourcify.dev/docs/repository/sourcify-database/

• Analyze size of parquet export
• Analyze chains that are supported
• Analyze if parquet data can be easily imported in postgresql
• Code an script to import the missing data in our database