0x05a77180?0x05a77180 is the function selector for permit(address,address,uint160,uint48,uint48). Permit2 approval.
When a transaction's data begins with 0x05a77180, it is calling permit. The selector is the first four bytes of the keccak-256 hash of the signature permit(address,address,uint160,uint48,uint48), which is how wallets and explorers work out which function a payload is for.