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WEBHOOK
payment_request.updated
{
  "id": "evt_abcdef123456789067890",
  "type": "payment_request.updated",
  "data": {
    "id": "pr_6phg74i4jG9wbzZbFDUQB",
    "status": "paid",
    "type": "link",
    "amount": 10000,
    "currency": "ZAR",
    "external_reference": "INV-2024-001",
    "description": "Product purchase",
    "expires_at": "2025-06-17T10:30:00Z",
    "link": {
      "checkout_session_id": "chk_G9wbzZbFDUQBFAE",
      "url": "https://links.momentpay.io/G9wbzZbFDUQBFAE"
    },
    "metadata": {
      "customer_id": "cust_123456",
      "order_id": "ord_789012"
    },
    "created_at": "2025-06-16T10:30:00Z",
    "updated_at": "2025-06-16T10:30:00Z"
  }
}

Documentation Index

Fetch the complete documentation index at: https://docs.momentco.io/llms.txt

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

Body

application/json

Represents an occurrence in the system that triggers the webhook, containing an identifier, event type, and relevant data.

​
id
string
required

Unique identifier for a webhook event

Required string length: 24 - 50
Pattern: ^evt_[a-zA-Z0-9]{20,}$
Example:

"evt_1234567890abcdef1234"

​
type
enum<string>
required

Type of webhook event

Available options:
payment_request.created,
payment_request.updated,
payment_request.paid
Example:

"payment_request.created"

​
data
object
required

A Payment Request represents a request for payment that can be shared via a link or sent to a banking app for authorization and Payment.

Example:
{
  "id": "pr_6phg74i4jG9wbzZbFDUQB",
  "status": "active",
  "payment_id": "p_xyz789abc123def456",
  "type": "link",
  "amount": 1000,
  "currency": "ZAR",
  "external_reference": "INV-2024-001",
  "expires_at": "2025-06-17T10:30:00Z",
  "description": "Product purchase",
  "link": {
    "checkout_session_id": "chk_456789abc123def",
    "url": "https://links.momentpay.io/zZbFDUQB"
  },
  "metadata": {
    "customer_id": "cust_123456",
    "order_id": "ord_789012"
  },
  "created_at": "2025-06-16T10:30:00Z",
  "updated_at": "2025-06-16T10:30:00Z"
}

Response

200

Return a 200 status to indicate that the data was received successfully