POST

Change Fee

Change the fee rate of a transaction in an attempt to accelerate its confirmation. Supported by: ETH, ERC20 tokens, CELO, RSK, ETC

Requirements:

Transaction gas price must increase by at least 10 Gwei or 20% higher than the original transaction fee
At least 15 minutes must have passed since original send

Path Params

coin string required

A cryptocurrency symbol or token ticker symbol

at least 1 characters
walletId string required

at least 1 characters · matches ^[0-9a-f]{32}$

Body Params

object

txid string required

Transaction ID of the transaction for which we are changing the fee for.

at least 1 characters
fee number

The new fee for the transaction.
eip1559 object

EIP-1559 transaction parameters
eip1559 object
- maxFeePerGas number required
  
  Max total gasPrice for EIP1559 transactions. Only for ETH and ERC20 tokens.
- maxPriorityFeePerGas number required
  
  Max priority tip price for EIP1559 transactions. Only for ETH and ERC20 tokens.
txType string

Use txType to change fee of address initialization transaction for V5 wallets

Responses

200

Response Body

object

txid string

Transaction ID of the newly created transaction with increased fee rate.

matches ^[0-9a-f]{32}$

400

Bad Request

Response Body

object

name string

Error code
context map of objects required

Properties that apply to a specific error name
context object
- <key> object
error string required

Human-readable error message
requestId string required

Client request id

curl --request POST \ --url 'https://app.bitgo-test.com/api/v2/coin/wallet/walletId/tx/changeFee' \ --header 'accept: application/json' \ --header 'Authorization: Bearer YOUR_ACCESS_TOKEN' \ --header 'content-type: application/json' \ --data '{,"txid":"b8a828b98dbf32d9fd1875cbace9640ceb8c82626716b4a64203fdc79bb46d26","fee":0,"eip1559":{,"maxFeePerGas":0,"maxPriorityFeePerGas":0},"txType":"AddressInitialization"}'

require 'uri' require 'net/http' url = URI("https://app.bitgo-test.com/api/v2/coin/wallet/walletId/tx/changeFee") http = Net::HTTP.new(url.host, url.port) http.use_ssl = true request = Net::HTTP::Post.new(url) request["accept"] = 'application/json' request["Authorization"] = 'Bearer YOUR_ACCESS_TOKEN' request["content-type"] = 'application/json' request.body = '{,"txid":"b8a828b98dbf32d9fd1875cbace9640ceb8c82626716b4a64203fdc79bb46d26","fee":0,"eip1559":{,"maxFeePerGas":0,"maxPriorityFeePerGas":0},"txType":"AddressInitialization"}' response = http.request(request) puts response.read_body

<?php require_once('vendor/autoload.php'); $client = new \GuzzleHttp\Client(); $response = $client->request('POST', 'https://app.bitgo-test.com/api/v2/coin/wallet/walletId/tx/changeFee', [ 'headers' => [ 'accept' => 'application/json', 'Authorization' => 'Bearer YOUR_ACCESS_TOKEN', 'content-type' => 'application/json', ], 'body' => '{,"txid":"b8a828b98dbf32d9fd1875cbace9640ceb8c82626716b4a64203fdc79bb46d26","fee":0,"eip1559":{,"maxFeePerGas":0,"maxPriorityFeePerGas":0},"txType":"AddressInitialization"}', ]); echo $response->getBody();

import requests url = "https://app.bitgo-test.com/api/v2/coin/wallet/walletId/tx/changeFee" payload = {,"txid":"b8a828b98dbf32d9fd1875cbace9640ceb8c82626716b4a64203fdc79bb46d26","fee":0,"eip1559":{,"maxFeePerGas":0,"maxPriorityFeePerGas":0},"txType":"AddressInitialization"} headers = { "accept": "application/json", "Authorization": "Bearer YOUR_ACCESS_TOKEN", "content-type": "application/json" } response = requests.post(url, json=payload, headers=headers) print(response.text)