> ## Documentation Index
> Fetch the complete documentation index at: https://docs.clinkbill.com/llms.txt
> Use this file to discover all available pages before exploring further.

# subscription

> Webhook notification triggered when a subscription is created or updated



## OpenAPI

````yaml WEBHOOK subscription
openapi: 3.1.0
info:
  title: Clink API
  description: >-
    Official API documentation for Clink's payment processing platform. This API
    enables merchants to create and manage payment sessions, handle
    subscriptions, and process transactions.
  version: 1.0.0
servers:
  - url: https://uat-api.clinkbill.com/api/
security:
  - ApiKeyAuth: []
paths: {}
components:
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-API-KEY
      description: >-
        Your secret API key obtained from the Clink dashboard (Developers
        section)

````