Interoperable NFT Marketplace

User Story: As an artist, I want to showcase and trade my NFTs seamlessly across different blockchain networks.

Scenario: David is a digital artist who creates NFTs and wants to reach a broader audience. He lists his artwork on an interoperable NFT marketplace built on Ottochain. Collectors from multiple blockchain ecosystems can now discover and purchase David's NFTs, regardless of the blockchain on which the assets originated. David benefits from increased exposure and potential sales while collectors enjoy a wider selection of cross-chain NFTs.