How can I view 0x1662e789's crypto portfolio?

You can view the full portfolio of 0x1662e789 (0x16622256de08282569bb99f8095c7e23babee789) on Zerion at https://app.zerion.io/0x16622256de08282569bb99f8095c7e23babee789/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.