curl --request POST \
  --url https://api.xentfi.com/v1/addresses/{addressId}/transfer/estimate-gas \
  --header 'Content-Type: application/json' \
  --header 'apiKey: <api-key>' \
  --header 'orgId: <api-key>' \
  --data '
{
  "assets": [
    {
      "assetId": "69d851b9-c358-4359-becd-3e614ca1ab4d",
      "recipient": "0x742d35Cc6634C0532925a3b844Bc9e7595f0b5b5",
      "amount": "0.001"
    }
  ]
}
'

const options = {
  method: 'POST',
  headers: {apiKey: '<api-key>', orgId: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    assets: [
      {
        assetId: '69d851b9-c358-4359-becd-3e614ca1ab4d',
        recipient: '0x742d35Cc6634C0532925a3b844Bc9e7595f0b5b5',
        amount: '0.001'
      }
    ]
  })
};

fetch('https://api.xentfi.com/v1/addresses/{addressId}/transfer/estimate-gas', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.xentfi.com/v1/addresses/{addressId}/transfer/estimate-gas"

payload = { "assets": [
        {
            "assetId": "69d851b9-c358-4359-becd-3e614ca1ab4d",
            "recipient": "0x742d35Cc6634C0532925a3b844Bc9e7595f0b5b5",
            "amount": "0.001"
        }
    ] }
headers = {
    "apiKey": "<api-key>",
    "orgId": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.xentfi.com/v1/addresses/{addressId}/transfer/estimate-gas"

	payload := strings.NewReader("{\n  \"assets\": [\n    {\n      \"assetId\": \"69d851b9-c358-4359-becd-3e614ca1ab4d\",\n      \"recipient\": \"0x742d35Cc6634C0532925a3b844Bc9e7595f0b5b5\",\n      \"amount\": \"0.001\"\n    }\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("apiKey", "<api-key>")
	req.Header.Add("orgId", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

const options = {
  method: 'POST',
  headers: {apiKey: '<api-key>', orgId: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    assets: [
      {
        assetId: '69d851b9-c358-4359-becd-3e614ca1ab4d',
        recipient: '0x742d35Cc6634C0532925a3b844Bc9e7595f0b5b5',
        amount: '0.001'
      }
    ]
  })
};

fetch('https://api.xentfi.com/v1/addresses/{addressId}/transfer/estimate-gas', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "data": {
    "assets": [
      {
        "amount": "<string>",
        "asset": {
          "id": "69d851b9-c358-4359-becd-3e614ca1ab4d",
          "name": "Euro Coin",
          "symbol": "EURC",
          "decimals": 6,
          "address": "0x08210F9170F89Ab7658F0B5E3fF39b0E03C594D4",
          "standard": "ERC20",
          "logoUrl": "https://example.com/eurc-logo.png",
          "isActive": true,
          "network": "mainnet",
          "isNative": false,
          "configurations": null,
          "blockchain": {
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "name": "<string>",
            "slug": "<string>",
            "symbol": "<string>",
            "isActive": true,
            "isEvmCompatible": true,
            "chainId": 123,
            "logoUrl": "<string>",
            "tokenStandard": "<string>",
            "createdAt": "2023-11-07T05:31:56Z",
            "updatedAt": "2023-11-07T05:31:56Z"
          },
          "blockchainId": "8a864e95-4b86-423d-9ba4-f4e692ec121e",
          "createdAt": "2026-02-26T15:10:53.032Z",
          "updatedAt": "2026-02-26T15:10:53.032Z"
        },
        "blockchain": {
          "id": "8a864e95-4b86-423d-9ba4-f4e692ec121e",
          "name": "Base",
          "slug": "base-mainnet",
          "symbol": "ETH",
          "isActive": true,
          "isEvmCompatible": true,
          "configurations": null,
          "chainId": 8453,
          "logoUrl": "https://example.com/base-logo.png",
          "tokenStandard": "ERC20",
          "createdAt": "2023-04-28T14:44:06.397Z",
          "updatedAt": "2024-11-26T15:26:18.785Z"
        },
        "destinationAddress": "<string>"
      }
    ],
    "estimatedFee": {
      "amount": "<string>",
      "value": "<string>",
      "callGasLimit": "<string>",
      "verificationGasLimi": "<string>"
    }
  }
}

{
  "success": false,
  "error": {
    "code": "NOT_FOUND",
    "message": "Wallet not found",
    "timestamp": "2023-11-07T05:31:56Z",
    "requestId": "<string>"
  }
}

{
  "success": false,
  "error": {
    "code": "NOT_FOUND",
    "message": "Wallet not found",
    "timestamp": "2023-11-07T05:31:56Z",
    "requestId": "<string>"
  }
}

{
  "success": false,
  "error": {
    "code": "NOT_FOUND",
    "message": "Wallet not found",
    "timestamp": "2023-11-07T05:31:56Z",
    "requestId": "<string>"
  }
}