How can I view 19811113eth's crypto portfolio?

You can view the full portfolio of 19811113eth (0x00bf86fe7a5315637643190b3f4271e17f905c27) on Zerion at https://app.zerion.io/0x00bf86fe7a5315637643190b3f4271e17f905c27/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.