Non-fungible token (NFT)

The NFTToken entity provides representation of an NFT on Casper Network. CSPR.cloud supports NFTs compatible with the CEP-47 and CEP-78 Casper Network standards.

Properties

The NFTToken entity has the following properties:

Property	Type	Description
contract_package_hash	string(64)	NFT contract package hash represented as a hexadecimal string. First of of token identifier
block_height	uint64	Height of the block in which the token was minted.
token_id	string	Token ID under the contract. Second part of token identifier
token_standard_id	uint8	NFT standard identifier
owner_hash	string(64)	NFT token owner account or contract hash, represented as a hexadecimal string
owner_type	uint8	NFT owner type. 0 for account, 1 for contract
onchain_metadata	JSON	On-chain NFT metadata
offchain_metadata	JSON	Off-chain NFT metadata
offchain_metadata_status	uint8	NFT token offchain metadata status identifier
is_burned	bool	true if the token was burn
tracking_id	uint32	Unique ID describes relation with corresponded NFTTokenAction.
timestamp	uint16	The timestamp of token creation

Example

{
  "contract_package_hash": "04682e17e5a86d594d9fd2bf37c766834bbaa412499bd6b5ac4ce76449708797",
  "block_height": 2404577,
  "is_burned": false,
  "offchain_metadata": {
    "attributes": [
      {
        "trait_type": "BG",
        "value": "Bg-1"
      },
      {
        "trait_type": "BG lines",
        "value": "Bg-Line-21"
      },
      {
        "trait_type": "Strpse",
        "value": "Card-stripse-01"
      }
    ],
    "description": "The first Tornado Master NFT minted by GuardianLink using Casper to announce the partnership with Casper.",
    "image": "https://arweave.net/H5RHizXPJez8zNMC07RVZxCApW42nSfF7FQk4jwyLHs",
    "name": "Tornado Master #0"
  },
  "offchain_metadata_status": 2,
  "onchain_metadata": {
    "name": "Tornado-Demo",
    "symbol": "TD",
    "token_uri": "https://yslkpbmdp345dabuwtvg65sqgd62lnpk2bp6mwha5hsrqxocw24q.arweave.net/xJanhYN--dGANLTqb3ZQMP2lterQX-ZY4OnlGF3Ctrk"
  },
  "owner_hash": "f41b57283a23958405373e8fbd9195ddbe71e8ea98fb2f4397ab09b2f63198af",
  "owner_type": 0,
  "timestamp": "2023-11-22T12:22:21Z",
  "token_id": "0",
  "token_standard_id": 2,
  "tracking_id": 258547
}

Optional properties

Depending on the endpoint some of the following optional properties may be included in the NFTToken entity:

Property	Type	Description
contract_package	ContractPackage	NFT contract package
owner_public_key	string(68)	Owner public key if it's an account
owner_cspr_name	string	Primary CSPR.name of the owner account

Relations

Entity	Mapping property	Description
Contract package	contract_package_hash	NFT tokens belong to a contract package
Account	from_hash, to_hash	NFT token could have accounts as the token owner
NFTTokenAction	tracking_id	NFT token actions are mapped by contract package hash and token id

Endpoints

The NFTToken entity has the following endpoints:

• Get NFT

• Get account NFTs

• Get contract package NFTs

Relation endpoints

The NFTToken entity has the following relation endpoints:

• Get NFT standards

• Get off-chain NFT metadata statuses