# NFT如何提前授权,第一时间在opensea上挂单卖出 **Published by:** [minmin](https://paragraph.com/@minmin-2/) **Published on:** 2022-05-05 **URL:** https://paragraph.com/@minmin-2/nft-opensea ## Content 打开opeasea的合约地址 0xa5409ec958C83C3f309868babACA7c86DCB077c1 https://etherscan.io/address/0xa5409ec958c83c3f309868babaca7c86dcb077c1#code 输入你的钱包地址,就会获得你注册opensea时的合约地址以授权pxn为例,0x160C404B2b49CBC3240055CEaEE026df1e8497A0 https://etherscan.io/address/0x160C404B2b49CBC3240055CEaEE026df1e8497A0#writeContract 连接metamask,第一行填写刚才的合约地址,第二行填写true,发送交易,即可完成提前授权更新一下,没有开源的合约如何进行授权 找到你需要授权的nft合约地址,还是以上面的pxn为例 打开小狐狸,发送地址写pxn的合约地址,金额写0发送data 0xa22cb465000000000000000000000000这里替换第一步你自己的合约地址0000000000000000000000000000000000000000000000000000000000000001 注意上面的data需要去掉0x,举例,如果你读取到的合约地址是 0xa5409ec958c83c3f309868babaca7c86dcb077c1 那么你应该发送的data的数据为: 0xa22cb465000000000000000000000000a5409ec958c83c3f309868babaca7c86dcb077c10000000000000000000000000000000000000000000000000000000000000001 欢迎关注我的推特 @Min_min372 ## Publication Information - [minmin](https://paragraph.com/@minmin-2/): Publication homepage - [All Posts](https://paragraph.com/@minmin-2/): More posts from this publication - [RSS Feed](https://api.paragraph.com/blogs/rss/@minmin-2): Subscribe to updates - [Twitter](https://twitter.com/Min_min372): Follow on Twitter