chore(docs): Updated API Reference (v2) (#8609)

Automated changes by [create-pull-request](https://github.com/peter-evans/create-pull-request) GitHub action

Co-authored-by: Shahed Nasser <27354907+shahednasser@users.noreply.github.com>

www/apps/api-reference/specs/admin/components/schemas/AdminNotification.yaml

@@ -0,0 +1,63 @@
+type: object
+description: The notification's details.
+x-schemaName: AdminNotification
+required:
+  - id
+  - to
+  - channel
+  - template
+  - provider_id
+  - created_at
+properties:
+  id:
+    type: string
+    title: id
+    description: The notification's ID.
+  to:
+    type: string
+    title: to
+    description: The notification's to.
+  channel:
+    type: string
+    title: channel
+    description: The notification's channel.
+  template:
+    type: string
+    title: template
+    description: The notification's template.
+  data:
+    type: object
+    description: The notification's data.
+  trigger_type:
+    type: string
+    title: trigger_type
+    description: The notification's trigger type.
+  resource_id:
+    type: string
+    title: resource_id
+    description: The notification's resource id.
+  resource_type:
+    type: string
+    title: resource_type
+    description: The notification's resource type.
+  receiver_id:
+    type: string
+    title: receiver_id
+    description: The notification's receiver id.
+  original_notification_id:
+    type: string
+    title: original_notification_id
+    description: The notification's original notification id.
+  external_id:
+    type: string
+    title: external_id
+    description: The notification's external id.
+  provider_id:
+    type: string
+    title: provider_id
+    description: The notification's provider id.
+  created_at:
+    type: string
+    format: date-time
+    title: created_at
+    description: The notification's created at.