getOnRampEstimation

Estimate the network fee in EUR and the final token amount.

Usage

EVM

import { Network } from '@holyheld/sdk';

const data = await holyheldSDK.evm.onRamp.getOnRampEstimation({
  walletAddress: '0x...',
  tokenAddress: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48',
  tokenNetwork: Network.ethereum,
  EURAmount: '1',
});

Parameters

Parameter	Type	Required	Description
walletAddress	string	Yes	Destination wallet address that will receive the tokens.
tokenAddress	string	Yes	Contract address of the token to receive.
tokenNetwork	Network	Yes	The chain the token will arrive on.
EURAmount	string	Yes	EUR amount to spend, as a decimal string (e.g. "50" for 50 EUR).

Wallet Address

User's wallet address

• Type: string

EVM

import { Network } from '@holyheld/sdk';

const data = await holyheldSDK.evm.onRamp.getOnRampEstimation({
  walletAddress: '0x...', 
  tokenAddress: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48',
  tokenNetwork: Network.ethereum,
  EURAmount: '1',
});

Token Address

Address of the token

• Type: string

EVM

import { Network } from '@holyheld/sdk';

const data = await holyheldSDK.evm.onRamp.getOnRampEstimation({
  walletAddress: '0x...',
  tokenAddress: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48', 
  tokenNetwork: Network.ethereum,
  EURAmount: '1',
});

Token Network

Network where tokens will arrive

• Type: Network

EVM

import { Network } from '@holyheld/sdk';

const data = await holyheldSDK.evm.onRamp.getOnRampEstimation({
  walletAddress: '0x...',
  tokenAddress: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48',
  tokenNetwork: Network.ethereum, 
  EURAmount: '1',
});

EUR Amount

EUR amount

• Type: String

EVM

import { Network } from '@holyheld/sdk';

const data = await holyheldSDK.evm.onRamp.getOnRampEstimation({
  walletAddress: '0x...',
  tokenAddress: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48',
  tokenNetwork: Network.ethereum,
  EURAmount: '1'
});

Returns

Returns a Promise<EstimateOnRampResult> with the estimated fee and expected token amount.

types.ts

type EstimateOnRampResult = {
  feeAmount: string;
  expectedAmount: string;
}

feeAmount

The network gas fee charged in EUR, as a decimal string. Deducted from the EUR amount — the user receives amount - feeAmount worth of tokens.

• Type: String

types.ts

type EstimateOnRampResult = {
  feeAmount: string; 
  expectedAmount: string;
}

expectedAmount

The estimated token amount the user will receive after the fee is deducted, as a decimal string.

• Type: String

types.ts

type EstimateOnRampResult = {
  feeAmount: string;
  expectedAmount: string; 
}