🔗evm

Description

The estimateFee function is used to estimate the fee required to perform a certain event on a specified blockchain network. The function calculates the gas price and the total fee required for a transfer event on the specified blockchain network.

Parameters

Parameter	Data Type	Description
event	string	The event for which the fee needs to be estimated. Currently, only "transfer" event is supported.
blockchain	string	The name of the blockchain network for which the fee needs to be estimated.
env	string	The environment of the blockchain network.

Response

Field	Data Type	Description
code	number	The status code of the response. 1 indicates success, while 0 indicates failure.
result	string	The estimated fee for the specified event on the specified blockchain network.
error	string	The error message in case of any errors during the execution of the function.

Example Request and Response

Prerequisites

Before making requests with Nest SDK, you must have it installed.

You can install Nest SDK using either npm or yarn. Use the following commands to install Nest SDK:

npm install @nest25/wallet-lib
OR
yarn add @nest25/wallet-lib

Request

Here is an example of how to make a estimateFee request using the Nest SDK:

// import Nest SDK
import { Wallet } from 'nest25/wallet-lib';

// Create a new instance of the Wallet class
const wallet = new Wallet();

const main = async () => {
  // estimate the fee for a transfer
  const response = await wallet.estimateFee('eth', 'transfer');
  // print the response
  console.log(response);
};

main();

Response

   { code: 1, result: '0.0017211828095280001' }

Use Cases

• Crypto Wallets: Crypto wallets can use this function to estimate the fee required for a transfer event on a specified blockchain network before initiating the transaction.

• Developers: DApp developers can use this function to provide users with an estimated fee for their transactions on the specified blockchain network.