# 重磅交互：a16z领投3000万美金farcaster协议

By [vader](https://paragraph.com/@multibyte) · 2022-07-13

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Farcaster 是一个足够分散的社交网络。它是一个可以支持许多客户端的开放协议，就像电子邮件一样。用户将可以自由地在应用程序之间移动其社交身份，开发人员可以自由地在网络上构建具有新功能的应用程序。

![](https://storage.googleapis.com/papyrus_images/e74902bb0babd8e01cb456489457840ef0a50167909cf5e6aeebd4571bd22f70.png)

**步骤1**

在交互之前需要先注册两个账号 1. [Alchemy.com](http://www.alchemy.com/) 2.[replit](http://replit.com/) 使用谷歌账号注册即可。

1.  登入[Alchemy.com](http://www.alchemy.com/)
    

![](https://storage.googleapis.com/papyrus_images/63ae7e6311f966b3d90c4a59b5d465b3d8f75268d910d3ef465d7d2531355cfe.png)

![](https://storage.googleapis.com/papyrus_images/2ae140d995857b588a490ef53a1f58d33d0cde46347052d923dcd4fd4239ef4a.png)

![](https://storage.googleapis.com/papyrus_images/df4b7510081e998ba268b26b59d75b3b84794f7dd068271c0134aeba3225327c.png)

![](https://storage.googleapis.com/papyrus_images/2515caa0aa246c539805e2c3ca73f3f122d7d7faf8760dad317d392c7f5cbd89.png)

![](https://storage.googleapis.com/papyrus_images/f4b38009548150c26365579cf068b469970bf7b27d541203a6858fd4935ce39f.png)

![](https://storage.googleapis.com/papyrus_images/9be708b2e34c747eea42d7ff9df3deca3aac31d4fc5cd455e8c7a0ef268a48bf.png)

![](https://storage.googleapis.com/papyrus_images/6c3a2fac830c7ce476a147bee7eb7a28bff592695779d2c55958006861ea0dff.png)

![](https://storage.googleapis.com/papyrus_images/3508c23474165f265ae7bbc14f3518804cf9a34ec8f0831c51237db01b704933.png)

![](https://storage.googleapis.com/papyrus_images/cc0c05ca71861d27302c276b140d32207eb0f471ba09d34474e8ab568ac576e1.png)

![](https://storage.googleapis.com/papyrus_images/4050a788d6772042f53b5c5a6a2b27563149322aee447c64fd1fc461b9851e49.png)

接下来打开[replit](http://replit.com/)

![](https://storage.googleapis.com/papyrus_images/ba74b0af18140c0fc82c1a9480442e3d992f1551427a453a9940a44e51b7e4b2.png)

![](https://storage.googleapis.com/papyrus_images/de20d42519fb0d713d55d503cc0a9e2aebe24748d5743c7ff076834e66fb9c12.png)

![](https://storage.googleapis.com/papyrus_images/0c55ded09698e00661fced0af7b1eb23ccc2cafbff7221bea8da2a0b0313c588.png)

npm install ethers [got@11.8.2](mailto:got@11.8.2) 复制这段代码黏贴到shell回车

注意：黏贴需要 Ctrl shift +V

![](https://storage.googleapis.com/papyrus_images/293adca0c08873b2273a2042c75f5dd990c0ff1633dc503c1cdf3e9006bbaf2f.png)

接下来打开Farcaster 官方文档

[https://www.farcaster.xyz/docs/fetch-casts](https://www.farcaster.xyz/docs/fetch-casts)

**第2步**

找到step2，下图这段代码，点右上角copy。不要手动复制，可能会报错。

![](https://storage.googleapis.com/papyrus_images/5e1a3e4cfeebf39431b899c2ddcad5e62cbe42c80c6a9e7dc160bb8e4e197e65.png)

将之前在[Alchemy.com](http://www.alchemy.com/) 保存的代码替换掉 xxxxxxxxxxxxxxxxxxxx

将修改后的代码黏贴到index.js , 点击run。左侧代码说明测试成功。

![](https://storage.googleapis.com/papyrus_images/74e9f5ddce6f37d6e00bff630d423439950f94595a709afcf9fdfa0e248d92c1.png)

**第三步**

接着找到官方文档中的step3，右上角copy。（不要手动复制，可能报错）

![](https://storage.googleapis.com/papyrus_images/866b0b24adcfaa2d992e82ba574f3974f5a604445fd371036b2d6d69ca244987.png)

将这段代码放到底部代码下方

console.log("最新的以太坊区块是：", block);

注意一定要放到 } 前面

![](https://storage.googleapis.com/papyrus_images/792dacd9a66df057b7364b01b457a8e6055cd4206658c517699aa7076ed5c551.png)

点击run，出现左侧代码说明测试成功

![](https://storage.googleapis.com/papyrus_images/50c0481d503e300658a8f761cfd6abfd8bc1319f6c2d89332f50c90726c3c94d.png)

**第4步**

接着找到官方文档中的step4，右上角copy.

将代码黏贴到step3代码下方， (注意：顺序不能错，否则也会报错)

![](https://storage.googleapis.com/papyrus_images/b00f83b68908ddf1e10067f75a5202880e510e97b8a3d96b3154a498b2097334.png)

点击run，出现左侧代码说明测试成功

![](https://storage.googleapis.com/papyrus_images/909f7a93e19fe1e44247701b2adab78a3ab8859be3ad82d45f8a1d2ad607ee08.png)

**第五步**

操作同上

点击run，出现左侧代码说明测试成功

![](https://storage.googleapis.com/papyrus_images/ae4b22b51a298b95db314830525a72392a817774f270339249102f36551fb3c3.png)

**第六步**

操作同上

点击run，出现左侧代码说明测试成功

![](https://storage.googleapis.com/papyrus_images/8a85e9ab9b8317719439bec5103005a76bd5565c76ce2acbb8e18a67c2fc43ec.png)

**第七步**

操作同上

点击run，出现左侧代码

通过：0x012D3606bAe7aebF03a04F8802c561330eAce70A 拥有 v

说明交互已经完成

![](https://storage.googleapis.com/papyrus_images/596a46dcb6fcbe02822ad0b61af32c561ad461a5ad53f99032db4759ecca160c.png)

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*Originally published on [vader](https://paragraph.com/@multibyte/a16z-3000-farcaster)*