update readme with nodejs steps (#357)

* update readme with nodejs steps

* close tick

* improve

README.md

@@ -27,11 +27,11 @@ Documentation: https://docs.opensea.io/reference/stream-api-overview
 
 # Installation
 
-We recommend switching to Node.js version 16 to make sure common crypto dependencies work. Our minimum supported version is 16.11.0.
+Please use Node.js version 16 or greater to make sure common crypto dependencies work.
 
-- Install this package with `npm install @opensea/stream-js`
-- **NodeJS only:** Install the WebSocket library with `npm install ws`
-- Install the required dev-dependency to use the Phoenix client for web socket connections `npm install --save-dev @types/phoenix`
+- Install this package: `npm install @opensea/stream-js`
+- Install types for phoenix: `npm install --save-dev @types/phoenix`
+- **NodeJS only:** Install required libraries: `npm install ws node-localstorage`
 
 # Getting Started
 
@@ -51,16 +51,18 @@ const client = new OpenSeaStreamClient({
 });
 ```
 
-### Node.JS
+### Node.js
 
 ```typescript
 import { OpenSeaStreamClient } from '@opensea/stream-js';
 import { WebSocket } from 'ws';
+import { LocalStorage } from 'node-localstorage';
 
 const client = new OpenSeaStreamClient({
   token: 'YOUR_OPENSEA_API_KEY',
   connectOptions: {
-    transport: WebSocket
+    transport: WebSocket,
+    sessionStorage: LocalStorage
   }
 });
 ```