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POST
/
exchanges
/
{exchangeId}
/
accounts
/
{accountId}
/
withdrawals
Create Exchange Withdrawal
curl --request POST \
  --url https://api.dfns.io/exchanges/{exchangeId}/accounts/{accountId}/withdrawals \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'X-DFNS-USERACTION: <api-key>' \
  --data '
{
  "kind": "Native",
  "amount": "<string>",
  "walletId": "<string>",
  "priority": "Slow",
  "createDestinationAccount": true,
  "offer": true,
  "expiresAt": "2023-11-07T05:31:56Z",
  "externalId": "<string>",
  "travelRule": {
    "kind": "Notabene",
    "originator": {},
    "beneficiary": {},
    "beneficiaryVASPdid": "<string>",
    "beneficiaryProof": {}
  },
  "feeSponsorId": "<string>",
  "otp": "<string>"
}
'
{
  "id": "<string>",
  "exchangeId": "<string>",
  "accountId": "<string>",
  "kind": "Withdrawal",
  "walletId": "<string>",
  "requester": {
    "userId": "<string>",
    "tokenId": "<string>"
  },
  "requestBody": {
    "kind": "Native",
    "amount": "<string>",
    "walletId": "<string>",
    "priority": "Slow",
    "createDestinationAccount": true,
    "offer": true,
    "expiresAt": "2023-11-07T05:31:56Z",
    "externalId": "<string>",
    "travelRule": {
      "kind": "Notabene",
      "originator": {},
      "beneficiary": {},
      "beneficiaryVASPdid": "<string>",
      "beneficiaryProof": {}
    },
    "feeSponsorId": "<string>",
    "otp": "<string>"
  },
  "dateCreated": "<string>",
  "transferId": "<string>",
  "exchangeReference": "<string>"
}

​
Authentication

❌ Account User (AccountUser)
✅ Organization User (CustomerEmployee)
❌ Delegated User (EndUser)
✅ Service Account

​
Required Permissions

Exchanges:Withdrawals:Create: Always required.

Authorizations

​
Authorization
string
header
required

Bearer Token: Used to authenticate API requests. More details how to generate the token: Authentication flows

​
X-DFNS-USERACTION
string
header
required

User Action Signature: Used to sign the change-inducing API requests. More details how to generate the token: User Action Signing flows

Path Parameters

​
exchangeId
string
required

The exchange id obtained from the Create Exchange endpoint. Ex: ex-1f04s-lqc9q-xxxxxxxxxxxxxxxx

Minimum string length: 1
​
accountId
string
required

Unique identifier for the account like "spot"

Minimum string length: 1

Body

application/json
​
kind
enum<string>
required
Available options:
Native
​
amount
string
required

The amount of native tokens to transfer in minimum denomination.

​
walletId
string
required
Minimum string length: 1
​
priority
enum<string>

The priority that determines the fees paid for the transfer. All EVM compatible networks and Bitcoin support priority. Not supported for other networks. It uses the estimate fees API to calculate the transfer fees. When not specified, defaults to Standard priority.

Available options:
Slow,
Standard,
Fast
​
createDestinationAccount
boolean

Whether to create the destination account on chains that require account creation (e.g., Stellar). Only valid for chains that require the receiver account to exist before transfer.

​
offer
boolean

Optional field for Canton, if true it will create a transfer offer.

​
expiresAt
string<date-time>

Optional field for Canton, especially useful in the context of offers

​
externalId
string

A unique ID from your system. It can be leveraged to be used as an idempotency key. (read more here)

Required string length: 1 - 50
​
travelRule
object

A travel rule payload to associate with the transfer. (read more here)

​
feeSponsorId
string

Id of the fee sponsor that will be used to pay for your transfer fees, it might not be available for all blockchains. (read more here)

Required string length: 1 - 50
​
otp
string
Required string length: 6

Response

200 - application/json

Success

​
id
string
required
​
exchangeId
string
required
​
accountId
string
required
​
kind
enum<string>
required
Available options:
Withdrawal,
Deposit
​
walletId
string
required
​
requester
object
required
​
requestBody
Native Assets · object
required
​
dateCreated
string
required
​
transferId
string
​
exchangeReference
string