How can I view 0x64728186's crypto portfolio?

You can view the full portfolio of 0x64728186 (0x64729472868ce70fd9fa4b7683a771b109f58186) on Zerion at https://app.zerion.io/0x64729472868ce70fd9fa4b7683a771b109f58186/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.