# 用链上元数据生成NFT--Alchemy第三课

**Published by:** [warwolf](https://paragraph.com/@warwolf/)
**Published on:** 2022-11-08
**URL:** https://paragraph.com/@warwolf/nft-alchemy-2

## Content

按照第三周的教程，成功生成了NFT，并且完成了挑战。 Twitter: https://twitter.com/Z14105361Z/status/1589990070119194624?s=20 ContractAddress: https://mumbai.polygonscan.com/address/0xd93E6A472fCe68E2C5293083791CCde028270e50#writeContract NFT Address: https://testnets.opensea.io/zh-CN/assets/mumbai/0xd93e6a472fce68e2c5293083791ccde028270e50/1 一共耗时3小时，主要是在完成挑战上，学会了结构体和映射的使用，感谢Alchemy，期待Week 4 ！

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