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Payment Notifications — Proposed Guide

Planned API — Reference Only

Payment Notifications: A payment notification could inform an authorized recipient about a defined state change. Its message should accurately distinguish…

Overview

A payment notification could inform an authorized recipient about a defined state change. Its message should accurately distinguish initiated, processing, completed and returned outcomes.

Key concepts

Bind the notification to a verified state version and deduplicate repeated provider events. Limit recipient-visible financial detail.

Implementation considerations

No email, chat or webhook is transmitted here. A future notification must not announce completion from an unverified processing acknowledgment.

Illustrative data model

This local fixture shows a possible representation for the concepts above. It is not an endpoint response, production configuration or a claim that the described capability is implemented.

JSON fixture
Fictional concept fixture
{
  "reference_only": true,
  "topic": "Payment Notifications",
  "notification_id": "notification_example_123",
  "reimbursement_id": "reimb_example_123",
  "recipient_id": "usr_example_123",
  "status": "draft"
}

Design review checklist

  • Document which organization owns the payment notifications representation and which actor may view or change it.
  • Test the boundaries of notification id, reimbursement id, recipient id, status using synthetic values, including missing or inconsistent references.
  • Before future implementation, obtain an approved contract and review failure behavior. This documentation does not authorize production activation.

Proposed data types

Illustrative field dictionary
NameTypeDescription
notification_idstringStable fictional notification reference; not a secret and not evidence that a resource exists.
reimbursement_idstringStable fictional reimbursement reference; not a secret and not evidence that a resource exists.
recipient_idstringStable fictional recipient reference; not a secret and not evidence that a resource exists.
statusstringProposed lifecycle value. Its meaning depends on the resource and must not be inferred from HTTP success.