Approve Token

This transaction type occurs when the user approves an address to spend some amount of a particular token.

Burn Token

This transaction type occurs when the user burns a fungible token, either by sending the tokens to a Null address, or by calling a burn function in a smart contract.

Migrate Token

This type occurs when the user migrates from different versions of the same asset. This is typically associated with protocols launching a v2 of a token.

Send Token

This is a token (or native coin) transfer, classified from the perspective of the sender of the assets.

Send Token Airdrop

This type is reported when the user sends an airdrop of tokens.

Receive Spam Token

This type is reported when the user is airdropped tokens originating from a spam/scam contract.

Receive Token

This is a token (or native coin) transfer, classified from the perspective of the receiver of the assets.

Receive Token Airdrop

This type is reported when the user is airdropped fungible tokens.

Refund

In this type, the user claims a refund payment from a contract.

Revoke Token Approval

This type is reported when the user revokes an approval for a particular address to spend any amount of a particular fungible token.

Unwrap

This type is reported when the user unwraps a previously-wrapped asset, typically the native coin of the chain.

Wrap

This type is reported when the user wraps an asset (typically the native coin of the chain) and receives a wrapped version of it.