• Install node-js 14
• Install npm

https://docs.npmjs.com/downloading-and-installing-node-js-and-npm

• Install ts-node npm package globally in your system

npm install -g typescript
npm install -g ts-node

https://www.npmjs.com/package/ts-node

Install all the packages from package.json

npm install

Run specific examples

ts-node <filename.ts>

In the file

 .env

we provide the websocket url of blockchain network in the file above