chore(docs): Generated API Reference (#3262)

Co-authored-by: olivermrbl <olivermrbl@users.noreply.github.com>

docs/api/admin/components/schemas/Notification.yaml

@@ -6,16 +6,25 @@ description: >-
   Order, and enables resends.
 type: object
 required:
+  - created_at
+  - customer_id
+  - data
+  - event_name
+  - id
+  - parent_id
+  - provider_id
   - resource_type
   - resource_id
   - to
+  - updated_at
 properties:
   id:
-    type: string
     description: The notification's ID
+    type: string
     example: noti_01G53V9Y6CKMCGBM1P0X7C28RX
   event_name:
     description: The name of the event that the notification was sent for.
+    nullable: true
     type: string
     example: order.placed
   resource_type:
@@ -28,11 +37,13 @@ properties:
     example: order_01G8TJSYT9M6AVS5N4EMNFS1EK
   customer_id:
     description: The ID of the Customer that the Notification was sent to.
+    nullable: true
     type: string
     example: cus_01G2SG30J8C85S4A5CHM2S1NS2
   customer:
     description: A customer object. Available if the relation `customer` is expanded.
-    type: object
+    nullable: true
+    $ref: ./Customer.yaml
   to:
     description: >-
       The address that the Notification was sent to. This will usually be an
@@ -45,23 +56,36 @@ properties:
       necessary for the Notification Provider to initiate a resend.
     type: object
     example: {}
+  parent_id:
+    description: The notification's parent ID
+    nullable: true
+    type: string
+    example: noti_01G53V9Y6CKMCGBM1P0X7C28RX
+  parent_notification:
+    description: Available if the relation `parent_notification` is expanded.
+    nullable: true
+    $ref: ./Notification.yaml
   resends:
-    description: The resends that have been completed after the original Notification.
+    description: >-
+      The resends that have been completed after the original Notification.
+      Available if the relation `resends` is expanded.
     type: array
     items:
-      $ref: ./NotificationResend.yaml
+      $ref: ./Notification.yaml
   provider_id:
     description: The id of the Notification Provider that handles the Notification.
+    nullable: true
     type: string
     example: sengrid
   provider:
     description: Available if the relation `provider` is expanded.
+    nullable: true
     $ref: ./NotificationProvider.yaml
   created_at:
-    type: string
     description: The date with timezone at which the resource was created.
+    type: string
     format: date-time
   updated_at:
-    type: string
     description: The date with timezone at which the resource was updated.
+    type: string
     format: date-time