mutation UpdateInternalNotifications($input: UpdateInternalNotificationsInput!) {
  updateInternalNotifications(input: $input) {
    internalNotifications {
      id
      userId
      type
      title
      description
      details {
        __typename
        ... on NoteMentionNotificationDetail {
          __typename
        }
      }
    }
    error {
      message
      type
      code
      fields {
        field
        message
        type
      }
    }
  }
}

{
  "input": {
    "notificationIds": [
      "id"
    ]
  }
}

{
  "data": {
    "updateInternalNotifications": {
      "internalNotifications": [
        {
          "id": "id",
          "userId": "id",
          "type": "string",
          "title": "string",
          "description": "string",
          "details": {
            "__typename": "NoteMentionNotificationDetail"
          }
        }
      ],
      "error": {
        "message": "string",
        "type": "VALIDATION",
        "code": "string",
        "fields": [
          {
            "field": "string",
            "message": "string",
            "type": "VALIDATION"
          }
        ]
      }
    }
  }
}