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POST
/
transfer-out
Create a transfer-out request
curl --request POST \
  --url https://api.lightspark.com/grid/2025-10-13/transfer-out \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "source": {
    "accountId": "InternalAccount:a12dcbd6-dced-4ec4-b756-3c3a9ea3d123"
  },
  "destination": {
    "accountId": "ExternalAccount:e85dcbd6-dced-4ec4-b756-3c3a9ea3d965"
  },
  "amount": 12550
}
'
{
  "id": "Transaction:019542f5-b3e7-1d02-0000-000000000004",
  "status": "CREATED",
  "type": "INCOMING",
  "source": {
    "accountId": "InternalAccount:e85dcbd6-dced-4ec4-b756-3c3a9ea3d965",
    "currency": "USD"
  },
  "destination": {
    "accountId": "ExternalAccount:a12dcbd6-dced-4ec4-b756-3c3a9ea3d123",
    "currency": "EUR"
  },
  "customerId": "Customer:019542f5-b3e7-1d02-0000-000000000001",
  "platformCustomerId": "18d3e5f7b4a9c2",
  "settledAt": "2025-08-15T14:30:00Z",
  "createdAt": "2025-08-15T14:25:18Z",
  "updatedAt": "2025-08-15T14:30:00Z",
  "description": "Payment for invoice #1234",
  "counterpartyInformation": {
    "FULL_NAME": "John Sender",
    "BIRTH_DATE": "1985-06-15",
    "NATIONALITY": "DE"
  }
}

Authorizations

​
Authorization
string
header
required

API token authentication using format <api token id>:<api client secret>

Body

application/json
​
source
object
required

Source internal account details

​
destination
object
required

Destination external account details

​
amount
integer<int64>

Amount in the smallest unit of the currency (e.g., cents for USD/EUR, satoshis for BTC)

Example:

12550

Response

Transfer-out request created successfully

​
id
string
required

Unique identifier for the transaction

Example:

"Transaction:019542f5-b3e7-1d02-0000-000000000004"

​
status
enum<string>
required

Status of a payment transaction

Available options:
CREATED,
PENDING,
PROCESSING,
COMPLETED,
REJECTED,
FAILED,
REFUNDED,
EXPIRED
​
type
enum<string>
required

Type of transaction (incoming payment or outgoing payment)

Available options:
INCOMING,
OUTGOING
​
source
Account Source · object
required

Source account details

  • Account Source
  • UMA Address Source
​
destination
Account Destination · object
required

Destination account details

  • Account Destination
  • UMA Address Destination
​
customerId
string
required

System ID of the customer (sender for outgoing, recipient for incoming)

Example:

"Customer:019542f5-b3e7-1d02-0000-000000000001"

​
platformCustomerId
string
required

Platform-specific ID of the customer (sender for outgoing, recipient for incoming)

Example:

"18d3e5f7b4a9c2"

​
settledAt
string<date-time>

When the payment was or will be settled

Example:

"2025-08-15T14:30:00Z"

​
createdAt
string<date-time>

When the transaction was created

Example:

"2025-08-15T14:25:18Z"

​
updatedAt
string<date-time>

When the transaction was last updated

Example:

"2025-08-15T14:30:00Z"

​
description
string

Optional memo or description for the payment

Example:

"Payment for invoice #1234"

​
counterpartyInformation
object

Additional information about the counterparty, if available and relevant to the transaction and platform. Only applicable for transactions to/from UMA addresses.

Example:
{
  "FULL_NAME": "John Sender",
  "BIRTH_DATE": "1985-06-15",
  "NATIONALITY": "DE"
}