Need the ability to make WETH offers to ERC721s

[itsMarcoSolis]

As a buyer
I need to have the ability to make WETH offer
So that I can obtain the NFT in exchange for WETH token.

Details and Assumptions

• To make an offer, the buyer must be registered.
• The desired NFT must be a ERC721

Acceptance Criteria

Given there is an existing ERC721 that the user wants and has enough funds to pay for it, in WETH
When the buyer creates the offer
Then the offer must be added to the OrbitDB database, with the ability to be taken by the owner of the ERC721.