Loopring Dev Docs
  • Introduction
  • Endpoints
  • SDK
    • SDK Guides
    • Test Mock Data
      • Mock Account
      • Mock provider
      • Mock ERC20 Token Map
      • Mock AMM MAP
      • Mock EIP712 Typed Data
      • Mock Generate eddsaKey
  • Glossary
  • 🗳️Loopring Account
    • Introduction
    • SDK Guides
      • Setup a Loopring Account
      • Unlock Account (Login)
    • API References
      • Get Account info
        • Sample code
      • Update EddsaKey
        • Sample code
      • Get apiKey
        • Sample code
      • Update apiKey
        • Sample code
  • 🎨CounterFactual NFT
    • Introduction
      • Compute NFT Address API
      • When to deploy counterfactual NFT contracts?
    • SDK Guides
      • Deposit NFT
      • Create Collection
      • Mint Counterfactual NFT
      • Transfer NFT
      • Deploy NFT
      • Withdraw NFT
      • Trade NFT
        • Validate NFT Order
      • Meta & IPFS
    • API References
      • NFT Collection
        • Create collection
          • Sample code
        • Edit collection
          • Sample code
        • Delete collection
          • Sample code
        • List owned collections
          • Sample code
        • List user's NFTs under one collection
          • Sample code
        • List user's NFT balances group by Collection ID
          • Sample code
        • List all NFTs of a collection
          • Sample code
        • Get collection by Collection ID
          • Sample code
        • Get collections by contract address
          • Sample code
      • Get NFT Assets
        • Sample code
      • Get NFT Balances
        • Sample code
      • Mint NFT
        • Sample code
      • Transfer NFT
        • Sample code
      • Validate NFT Order
        • Sample code
      • Trade NFT
        • Sample code
      • Deploy NFT TokenAddress
        • Sample code
      • Withdraw NFT
        • Sample code
      • Get NFT Transactions
        • Sample code
      • Get NFT Trade History
        • Sample code
      • Get AvailableBroker
        • Sample code
      • Get NFT Info
        • Sample code
      • Get NFT Data
        • Sample code
      • Get NFT Holders
        • Sample code
  • 🪙ERC20 Tokens
    • Introduction
    • SDK Guides
      • Transfer ERC20
      • Withdraw ERC20
      • Deposit ERC20
      • Order ERC20
    • API References
      • Get Assets
        • Sample code
      • Transfer
        • Sample code
      • Submit Order
        • Sample code
      • Cancel Order
        • Sample code
      • Withdraw
        • Sample code
      • Get Transactions
        • Sample code
      • Get Orders
        • Sample code
      • Get Trade History
        • Sample code
  • 🔬Resources
    • Advanced
      • UpdateAccount with custom seed
      • Pay payee updateAccount fee
      • Common error and solutions
      • Submit erc20 order
    • Common Info
      • Get relayer current time
        • Sample code
      • Get exchange info
        • Sample code
      • Get token info
        • Sample code
      • Get markets info
        • Sample code
    • Error codes
    • Fees
      • GET ERC20 Offchain Fee
        • Sample code
      • GET ERC20 Order Fee
        • Sample code
      • GET NFT Offchain Fee
        • Sample code
      • GET NFT Order Fee
        • Sample code
      • SDK Fees
    • Layer 2 block info
      • Get pending transactions
    • Request signing
      • Special API Request Signatures
      • Off-chain Request Signatures
      • Extra ECDSA authentic in header
    • Signature
      • ECDSA signature
        • ECDSA key generation
        • ECDSA sign
        • ECDSA verify signature
      • EdDSA signature
        • EdDSA key generation
        • EdDSA sign
        • EdDSA verify signature
      • SDK Signature
        • Mock Signature
    • Smart Contracts
    • Storage Id
      • Sample code
    • WebSocket
      • Account Notification
      • Order Notification
      • Orderbook Notification
      • Trade Notification
      • Ticker Notification
      • Candlestick Notification
      • AMM Pool Snapshot Notification
      • Block Generation Notification
    • Loopring Smart Wallet
      • Signature and verification
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On this page
  • getContractNFTMeta
  • getInfoForNFTTokens
  • computeNFTAddress
  • ipfsCid0ToNftID
  • ipfsNftIDToCid

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  1. CounterFactual NFT
  2. SDK Guides

Meta & IPFS

getContractNFTMeta

const result = await LoopringAPI.nftAPI.getContractNFTMeta({
  web3,
  tokenAddress: LOOPRING_EXPORTED_ACCOUNT.nftTokenAddress,
  nftId: LOOPRING_EXPORTED_ACCOUNT.nftId,
  nftType: sdk.NFTType.ERC1155,
});
console.log(result);

getInfoForNFTTokens

const response = await LoopringAPI.nftAPI.getInfoForNFTTokens({
  nftDatas: [LOOPRING_EXPORTED_ACCOUNT.nftData],
});
console.log(`getInfoForNFTTokens: response: `, JSON.stringify(response));

computeNFTAddress

const response = LoopringAPI.nftAPI.computeNFTAddress({
  nftOwner: "0xE20cF871f1646d8651ee9dC95AAB1d93160b3467",
  nftFactory: "0x40F2C1770E11c5bbA3A26aEeF89616D209705C5D",
});
console.log(
  `computeNFTAddress:`,
  response,
  "0xee354d81778a4c5a08fd9dbeb5cfd01a840a746d"
);

ipfsCid0ToNftID

const ipfs = "QmVYQaf5BP3y8Myr9m4z4FCZYx2v8NJmSHGzm2a2gqig9d";
const nftID =
  "0x6b04cd991b972198cc63115c8abc3bf4ed73f07353c44271e940841b466a66f8";
console.log(
  `ipfsCid0ToNftID: ipfs: `,
  ipfs,
  LoopringAPI.nftAPI.ipfsCid0ToNftID(ipfs)
);

ipfsNftIDToCid

const ipfs = "QmVYQaf5BP3y8Myr9m4z4FCZYx2v8NJmSHGzm2a2gqig9d";
const nftID =
  "0x6b04cd991b972198cc63115c8abc3bf4ed73f07353c44271e940841b466a66f8";

console.log(
  `ipfsCid0ToNftID: nftID: `,
  nftID,
  LoopringAPI.nftAPI.ipfsNftIDToCid(nftID)
);
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Last updated 2 years ago

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