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POST
/
api
/
v2
/
virtual-accounts
/
{id}
/
withdrawals
Create withdrawal from virtual account
curl --request POST \
  --url https://sandbox.killb.app/api/v2/virtual-accounts/{id}/withdrawals \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "amount": 100,
  "accountId": "4d23aa52-1b40-4584-a8ea-58aba6099c5c"
}
'
{
  "id": "e8d74b2f-86df-43b0-a9d9-72055a6b0432",
  "virtualAccountId": "e8d74b2f-86df-43b0-a9d9-72055a6b0432",
  "customerId": "e8d74b2f-86df-43b0-a9d9-72055a6b0432",
  "userId": "e8d74b2f-86df-43b0-a9d9-72055a6b0432",
  "amount": 8000,
  "currency": "USDC",
  "network": "POLYGON",
  "address": "0x1234567890abcdef1234567890abcdef12345678",
  "status": "PENDING",
  "metadata": {},
  "active": true,
  "createdAt": "2026-04-23T00:38:08.439Z",
  "updatedAt": "2026-04-23T00:38:08.439Z",
  "transferId": "txn_abc123xyz",
  "transferProof": "https://polygonscan.com/tx/0xabc123"
}

Documentation Index

Fetch the complete documentation index at: https://docs.killb.com/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
Authorization
string
header
required

The access token received from the authorization server in the OAuth 2.0 flow.

Path Parameters

​
id
string
required

Body

application/json
​
amount
number
required

Amount to withdraw

Example:

100

​
accountId
string<uuid>
required

Destination account ID

Example:

"4d23aa52-1b40-4584-a8ea-58aba6099c5c"

Response

​
id
string<uuid>
required
Example:

"e8d74b2f-86df-43b0-a9d9-72055a6b0432"

​
virtualAccountId
string<uuid>
required
Example:

"e8d74b2f-86df-43b0-a9d9-72055a6b0432"

​
customerId
string<uuid>
required
Example:

"e8d74b2f-86df-43b0-a9d9-72055a6b0432"

​
userId
string<uuid>
required
Example:

"e8d74b2f-86df-43b0-a9d9-72055a6b0432"

​
amount
number
required
Example:

8000

​
currency
string
required
Example:

"USDC"

​
network
string
required
Example:

"POLYGON"

​
address
string
required
Example:

"0x1234567890abcdef1234567890abcdef12345678"

​
status
enum<string>
required
Available options:
PENDING,
PROCESSING,
COMPLETED,
FAILED,
REJECTED
Example:

"PENDING"

​
metadata
object
required
Example:
{}
​
active
boolean
required
Example:

true

​
createdAt
string<date-time>
required
Example:

"2026-04-23T00:38:08.439Z"

​
updatedAt
string<date-time>
required
Example:

"2026-04-23T00:38:08.439Z"

​
transferId
string
Example:

"txn_abc123xyz"

​
transferProof
string
Example:

"https://polygonscan.com/tx/0xabc123"