Notification

A subscription to receive Google PubSub notifications.

ArchivalBackupBlob StorageCloud StorageDataFile StorageGoogle CloudObject StorageStorage

Properties

Name	Type	Description
custom_attributes	object	An optional list of additional attributes to attach to each Cloud PubSub message published for this notification subscription.
etag	string	HTTP 1.1 Entity tag for this subscription notification.
event_types	array	If present, only send notifications about listed event types. If empty, sent notifications for all event types.
id	string	The ID of the notification.
kind	string	The kind of item this is. For notifications, this is always storage#notification.
object_name_prefix	string	If present, only apply this notification configuration to object names that begin with this prefix.
payload_format	string	The desired content of the Payload.
selfLink	string	The canonical URL of this notification.
topic	string	The Cloud PubSub topic to which this subscription publishes. Formatted as: '//pubsub.googleapis.com/projects/{project-identifier}/topics/{my-topic}'

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://artifacts.apis.io/gcp-cloud-storage/json-schema/gcp-cloud-storage-notification-schema.json",
  "title": "Notification",
  "description": "A subscription to receive Google PubSub notifications.",
  "x-generated": "2026-11-04",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/gcp-cloud-storage-notifications-api-openapi.yml#/components/schemas/Notification",
  "type": "object",
  "properties": {
    "custom_attributes": {
      "type": "object",
      "description": "An optional list of additional attributes to attach to each Cloud PubSub message published for this notification subscription.",
      "additionalProperties": {
        "type": "string"
      }
    },
    "etag": {
      "type": "string",
      "description": "HTTP 1.1 Entity tag for this subscription notification."
    },
    "event_types": {
      "type": "array",
      "description": "If present, only send notifications about listed event types. If empty, sent notifications for all event types.",
      "items": {
        "type": "string"
      }
    },
    "id": {
      "type": "string",
      "description": "The ID of the notification."
    },
    "kind": {
      "type": "string",
      "description": "The kind of item this is. For notifications, this is always storage#notification.",
      "default": "storage#notification"
    },
    "object_name_prefix": {
      "type": "string",
      "description": "If present, only apply this notification configuration to object names that begin with this prefix."
    },
    "payload_format": {
      "type": "string",
      "description": "The desired content of the Payload.",
      "default": "JSON_API_V1"
    },
    "selfLink": {
      "type": "string",
      "description": "The canonical URL of this notification."
    },
    "topic": {
      "type": "string",
      "description": "The Cloud PubSub topic to which this subscription publishes. Formatted as: '//pubsub.googleapis.com/projects/{project-identifier}/topics/{my-topic}'"
    }
  }
}

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