Question 1

How can I view 0x821fda0a's crypto portfolio?

Accepted Answer

You can view the full portfolio of 0x821fda0a (0x821fab161baec7d9cbed5a8f32c17e86685cda0a) on Zerion at https://app.zerion.io/0x821fab161baec7d9cbed5a8f32c17e86685cda0a/overview — including token balances, DeFi positions, NFTs, and transaction history across 20+ chains.

Question 2

How can I access wallet portfolio data programmatically?

Accepted Answer

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

0x821f…da0a

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