Explore the smart contracts for OpenSea. OpenSea is the largest decentralized marketplace for buying, selling, and trading NFTs across multiple blockchain platforms.
The following smart contract is called Seaport and it inherits from the Consideration contract. It has two internal functions that override the Consideration contract's functions. The `_name()` function uses assembly code to return the name of the contract as a string, while the `_nameString()` function simply returns the name as a string. The purpose of this contract is not clear from the provided code snippet.