Then, in your project, run: npm install -save opensea-js Execute nvm use, if you have Node Version Manager. Switching to Node.js version 16 is required for SDK Version 3.0+ and to make sure common crypto dependencies work. Then you can create orders off-chain or fulfill orders on-chain, and listen to events (like ApproveAllAssets or WrapEth) in the process. Get started by requesting an API key and instantiating your own OpenSea SDK instance. It allows developers to access the official orderbook, filter it, create buy orders ( offers), create sell orders ( auctions), and complete trades programmatically. This is the JavaScript SDK for OpenSea, the largest marketplace for NFTs. You don't have to deploy your own smart contracts or backend orderbooks. These can be ERC-721 or ERC-1155 (semi-fungible) items. With OpenSea.js, you can easily build your own native marketplace for your non-fungible tokens, or NFTs. We also analyze the crash risk of NFT game tokens' prices through a non-parametric value at risk analysis, which is compatible with the volatile nature of cryptocurrency prices.A JavaScript library for crypto-native ecommerce: buying, selling, and bidding on any cryptogood. Our new flip ratio could be a very useful measure of risk-opportunity analysis.
Specially, we design a flip ratio that can take into account both the opportunity to flip another cryptocurrency and the risk of being flipped by another cryptocurrency. In this paper, we develop a framework for rating NFT metaverse games by considering their various risks and potential upsides through the PROMETHEE II method.
Therefore, it is vital to evaluate these metaverse games and rate them to find the most attractive investment opportunities. A lot of users consider NFT metaverse games an investment opportunity. But now every item in games is an NFT, and different NFTs have different prices. Before that, people would pay to buy games, and there were also some in-game purchases. Non-Fungible Tokens (NFTs) took the already profitable gaming industry to a whole new level.
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