How can I view hddgnwr1eth's crypto portfolio?

You can view the full portfolio of hddgnwr1eth (0x020b0d4c844e0dbca51c9ab779df0191978c0359) on Zerion at https://app.zerion.io/0x020b0d4c844e0dbca51c9ab779df0191978c0359/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.