How can I view 0x3a7420e9's crypto portfolio?

You can view the full portfolio of 0x3a7420e9 (0x3a742c7d5bb78708c59e268bdd8bd9e2dbdf20e9) on Zerion at https://app.zerion.io/0x3a742c7d5bb78708c59e268bdd8bd9e2dbdf20e9/overview — including token balances, DeFi positions, NFTs, and transaction history across 20+ chains.

How can I access wallet portfolio data programmatically?

Use the Zerion API at https://developers.zerion.io to query any wallet's portfolio, token positions, DeFi positions, NFTs, and transaction history programmatically.

0x3a74…20e9