Tag WSS

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

Ethereum, General, Node Guides

What is a blockchain node? Complete Guide by NOWNodes

A blockchain node is a crucial element of any decentralized network, responsible for storing, verifying, and distributing blockchain data. Without nodes, cryptocurrencies and smart contracts wouldn’t function, as they enable transaction validation and network security. One of the most efficient…

NOWNodes Team
April 12, 2024