agora-access-token/server/package.json

```shell npm i agora-access-token ```

{
  "name": "agora_sign_server",
  "version": "0.0.1",
  "private": true,
  "scripts": {
    "start": "node app.js"
  },
  "dependencies": {
     "express": "3.4.8"
  },
  "main": "DemoServer.js",
  "author": "agora"
}