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Solana accounts decoded, byte by byte.

Each page walks you through what the account is, why it exists, and what the on-chain bytes mean — paired with a real, cached mainnet example.

Mint

Token Program · 82 bytes

Describes a token: its authority, total supply, decimals, and optional freeze authority. USDC, USDT, and wrapped SOL all have Mint accounts.

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Token Account

Token Program · 165 bytes

Holds a balance of one specific token for one specific owner. Associated Token Accounts (ATAs) are the standard derivation of this account.

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Stake Account

Stake Program · 200 bytes

Delegates SOL to a validator's vote account. Tracks staker/withdrawer authorities, lockup, delegated amount, and activation/deactivation epochs.

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Vote Account

Vote Program · 3762 bytes

A validator's on-chain identity. Records the node's voting authority, commission rate, and a rolling history of votes and epoch credits.

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Token Metadata

Metaplex Token Metadata · 607 bytes

MetadataV1 account: links a mint to its name, symbol, off-chain JSON URI, royalty percentage, creators array, mutability flags, token standard, and optional collection reference.

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Stores an array of pubkeys that v0 transactions reference by index. 56-byte fixed header (discriminator, deactivation slot, last-extended slot, start index, authority) followed by tightly-packed 32-byte addresses, up to 256 entries (8,248 bytes max).

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