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INFURA is a scalable, standards-based cluster and API endpoint for Ethereum & IPFS.

0 votes

Ropsten infura test network + web3 js event listener

Can you try replacing web3.setProvider(new Web3.providers.WebsocketProvider('https://ropsten.infura.io/')); With web3.setProvider(new Web3.providers.WebsocketProvider('wss://ropsten.infura.io/')); It …
Ashish Mishra's user avatar
2 votes
Accepted

How can a server except a signed tx and pay the gas?

Question 1: For your first question, it is possible to sign the transaction at client-side and send it to the provider from your server. You'll have to call the web3.js method sendSignedTransaction to …
Ashish Mishra's user avatar