When the execution of the on the response object, and cause end res. By passing a return handler to the next function, youor complete the ison with end. Readme Keywords MetaMask Ethereum.
Another way to avoid pitfalls while using custom networks and sidechains is by correctly adding RPC details. It is a lightweight data-interchange format for computers to transmit and share data between a server and a web or mobile app. How to Create Cryptocurrency Without Coding? Follow the step-by-step tutorials to create Snaps that estimate gas fees, provide transaction insights with custom UI, and more. If you have enough native tokens to cover the gas fees for your transaction and all networks in your MetaMask wallet were added correctly, updating the MetaMask extension or mobile app is another method you can try to fix the JSON-RPC error.
