NFT address, the tokenID
Address in which they want to get paid and the amount
Expiration date .
This function will be used by sellers to list a new trade opportunity.
When called, the user will be asked to approve the transaction, and the NFTs will be transferred
to the smart contract . The function will generate a unique trade ID.
This function will be called by buyers to perform a trade by sending the trade ID. The function
will get the tokens to pay with from them, they need to approve them first, collect a fee, and
send the rest to the seller.At the same time, it will send the NFTs to the buyer. The trade is then marked as completed.
This function can be called by a seller to expire a non fulfilled trade to recover their NFT token.
The administrator of the smart contract can call this function to withdraw fees.
Outputs: List of available NFT for sale with details.