Withdraw NFT
withdraw nft to layer1
POST api/v3/nft/withdrawal
Field | Description | Example |
|---|---|---|
X-API-KEY | ApiKey | "HlkcGxbqBeaF76j4rvPaOasyfPwnkQ6B6DQ6THZWbvrAGxzEdulXQvOKLrRWZLnN" |
X-API-SIG | "0xccf0a141fce2dc5cbbd4f802c52220e9e2ce260e86704d6258603eb346eefe2d
4a450005c362b223b2842d087f7065ea5eee0314531adf6a580fce64c25dca81c02" |
Query Param | Description | Example |
|---|---|---|
exchange | | |
owner | account owner address | |
accountId | sender accountId | 10110 |
to | withdraw to address | |
token | | |
maxFee | offchain fee, request type is 10.
Note: if the tokenAddress isn't deployed yet, the fee is deploy fee + withdraw fee, and the tokenAddress will be deployed in withdraw. | |
storageId | 1 | |
validUntil | Timestamp for transfer to become invalid, seconds | normally current time + 2 months |
eddsaSignature | | |
counterFactualInfo | if it's a counterFactual wallet, need to pass the info | |
minGas | (Optional) min gas for on-chain withdraw, Loopring exchange allocates gas for each distribution, but people can also assign this min gas, so Loopring have to allocate higher gas value for this specific distribution, 0 means let Loopring choose the reasonable gas | 0 |
Field | Description | Example |
|---|---|---|
hash | The hash identifier set by the user at the time of submission, can use this hash to get the transfer info | "0x1d923ca7834dc90484fa2eb611f0f0bc7e741bb107007ebea19ba8caeab4f9d3" |
status | Whether the order was successfully submitted or not, please note, user may query after a while to get real process status, as most offchain requests are async processed
Allowable : ['received', 'processing', 'processed', 'failed'] | "received" |
isIdempotent | Idempotent of submit transfer response, submit same transfer again idempotent will be true | "false" |
Wrapper object used to describe a token associated with a certain quantity.
Field | Description | Example |
|---|---|---|
tokenId | The Loopring's NFT token identifier. | 32769 |
amount | The amount of the NFT token | "2" |
nftData | The Loopring's NFT token data identifier which is a hash string of NFT token address and NFT_ID | "0xf7c932351186c3a9053f313eefa16209c018f7f1dba8aa 8ca7100400f7c31085" |
Field | Description | Example |
|---|---|---|
tokenId | The Loopring's ERC20 token identifier. | 0 |
amount | The amount of the ERC20 token | "100000000000000000" |
counterFactual Wallet Info
Field | Description | Example |
|---|---|---|
walletFactory | Counter factual wallet factory contract address | "0xbbbbca6a901c926f240b89eacb641d8aec7aeafd" |
walletOwner | Counter factual wallet owner address, NOT the wallet address | "0xbbbbca6a901c926f240b89eacb641d8aec7aeafd" |
walletSalt | Salt to generate address from owner & other related info | "1" |
const message = {
owner: data.owner,
accountID: data.accountId,
tokenID: data.token.tokenId,
amount: data.token.amount,
feeTokenID: data.maxFee.tokenId,
maxFee: data.maxFee.amount,
to: data.to,
extraData: data.extraData ? data.extraData : "",
minGas: data.minGas,
validUntil: data.validUntil,
storageID: data.storageId,
};
const typedData: EIP712TypedData = {
types: {
EIP712Domain: [
{ name: "name", type: "string" },
{ name: "version", type: "string" },
{ name: "chainId", type: "uint256" },
{ name: "verifyingContract", type: "address" },
],
Withdrawal: [
{ name: "owner", type: "address" },
{ name: "accountID", type: "uint32" },
{ name: "tokenID", type: "uint16" },
{ name: "amount", type: "uint96" },
{ name: "feeTokenID", type: "uint16" },
{ name: "maxFee", type: "uint96" },
{ name: "to", type: "address" },
{ name: "extraData", type: "bytes" },
{ name: "minGas", type: "uint256" },
{ name: "validUntil", type: "uint32" },
{ name: "storageID", type: "uint32" },
],
},
primaryType: "Withdrawal",
domain: {
name: "Loopring Protocol",
version: "3.6.0",
chainId: chainId,
verifyingContract: data.exchange,
},
message: message,
};
const onchainDataHash = abi
.soliditySHA3(
["uint256", "address", "bytes"],
[
request.minGas,
new BN(fm.clearHexPrefix(request.to), 16),
ethUtil.toBuffer(request.extraData),
]
)
.slice(0, 20);
const orderHashStr = fm.addHexPrefix(onchainDataHash.toString("hex"));
const inputs = [
new BN(ethUtil.toBuffer(request.exchange)).toString(),
request.accountId,
request.token.tokenId,
request.token.amount,
request.maxFee.tokenId,
request.maxFee.amount,
orderHashStr,
request.validUntil,
request.storageId,
];
const hasher = Poseidon.createHash(inputs.length + 1, 6, 53);
const hash = hasher(inputs).toString(10);
Last modified 7mo ago