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Bitcoin, Ethereum, General, Node Guides, WebSockets

How to test WebSocket in Postman?

WebSocket testing has become an essential part of modern Web3 development. It allows developers to test real-time communication between clients and servers, enabling interactive and dynamic web applications. With NOWNodes, you can easily create WebSockets subscriptions to blockchain networks and…

NOWNodes Team
April 14, 2025

Learn more about sending get and post requests

General, Node Guides

Understanding GET and POST in API Methods: A Complete Guide

When interacting with a blockchain’s Remote Procedure Call (RPC) node, understanding the differences between HTTP GET and POST API methods is crucial. These methods serve as communication techniques to retrieve or send information to the RPC node. In this article,…

NOWNodes Team
March 11, 2025