2
votes
Funds stucked in smart contract
The funds are not stuck, they are now controlled only by the creator (0x97ce82ccb3d8d6a02c87799f1d8d8af4dad77a0e). You need to contact them, asking to call again the transferOwnership function.
In any ...
- 4,160
2
votes
Accepted
Is there an API to fetch collection-level NFT stats from 0x orders like floor price, total volume, etc?
At the moment we don't offer this; however, some recommended tools/thoughts from our Trader.xyz team:
(top pick) https://module.readme.io/reference/retrieve-collection-floor
and
https://api.reservoir....
- 121
1
vote
How can I get the price of NFT on Opensea using chainlink?
As I understand it you are attempting to return the price of an NFT using price feeds.
priceFeed = AggregatorV3Interface(0x495f947276749Ce646f68AC8c248420045cb7b5e); This interface needs to use the ...
- 19
1
vote
NFT tokenID question
In ERC721 standart you cannot get the what NFTs an address owns, just number of tokens. You can iterate over all tokens one by one to check their owners, or better use a 3rd party API that provides ...
- 86
1
vote
Accepted
Can I delete, change or add a new metadata?
Yes, but not directly from the IPFS. Anything uploaded to IPFS cannot be altered further.
However, if you want to change metadata of your NFTs you can upload updated version of your files(JSON ...
- 86
1
vote
How to find original mint transactions for crypto punks?
There's an earlier version of CryptoPunks token -
https://etherscan.io/txs?a=0x6ba6f2207e343923ba692e5cae646fb0f566db8d&p=304
It was fully minted upon deployment and people who wanted to get one ...
- 2,435
1
vote
Accepted
How to transfer an NFT from a contract address to a wallet address
If you did not already, you should first approve your contract from your EOA to give permission. Then you should be able to transfer the ERC721 token.
And transfer_out function should be:
def ...
- 86
1
vote
Accepted
Is it possible to write protect an IPFS base url?
If you are publishing to a URL that starts with ipfs://ABC then:
Anybody can inspect all the files in all paths starting at ABC.
Nobody can change the contents of the paths starting at ABC.
This is ...
- 3,815
1
vote
How to create an Erc721 contract with fixed dollar price per token (eg. 1 nft should always cost 200$, irrespective of the ether price)
You can write it for example like this
function getLatestPrice() public view returns (int) {
(
/*uint80 roundID*/,
int price,
/*uint startedAt*/,
...
- 171
1
vote
Accepted
NFT mint call reverted while testing
The failed transaction calls the function with id 0xba41b0c6 which refers to the function
mint(uint256 amount, bytes32[] merkleProof)
But there isn't a function mint with that signature in the ...
- 29.1k
1
vote
Transfer ERC721 tokens in BULK to single address
You can add these gas saving methods:
function bulkTransfer(uint256[] tokenIds, address _to) external onlyOwner {
for (uint256 i; i < tokenIds.length;) {
_transfer(msg.sender, ...
- 736
1
vote
How to i send NFTs in bulk on the polygon network
It is possible to create "BATCHES" of transactions.
Nevertheless, keep in mind you cannot have infinite transactions because there is a GAS LIMIT per block on all EVM chains.
Example:
Send ...
- 564
1
vote
HardHat error: Invalid number of arguments error for constructor with no passed arguments
I think you have a typo, is address instead of adderss
- 11
1
vote
How to send Uniswap V3: Positions NFT to another wallet using Node.js
You can use safeTransferFrom or transferFrom method.
https://etherscan.io/address/0xc36442b4a4522e871399cd717abdd847ab11fe88#writeContract
- 171
1
vote
Updated token metadata not refreshing on OpenSea
The polygon version of this endpoint should be https://api.opensea.io/api/v1/asset/matic/<your_contract_address>/<token_id>/?force_update=true
- 11
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