OpenSea NFT Fixed-Price Listing and create a Token

I already own the NFT and all of its metadata; the only step left is to have it appear on OpenSea with a fixed-price tag. To make this happen, you’ll need an active Coinbase Wallet that can be connected to OpenSea... (Budget: $10 - $30 CAD, Jobs: Blockchain, Cryptocurrency, Ethereum, HTML, JavaScript, PHP, Smart Contracts, Software Architecture)