respective book and chapter structure added.

[bookstack] / dev / api / responses / attachments-read.json

{
  "id": 5,
  "name": "My link attachment",
  "extension": "",
  "uploaded_to": 4,
  "external": true,
  "order": 2,
  "created_by": {
    "id": 1,
    "name": "Admin",
    "slug": "admin"
  },
  "updated_by": {
    "id": 1,
    "name": "Admin",
    "slug": "admin"
  },
  "created_at": "2021-10-20T06:35:46.000000Z",
  "updated_at": "2021-10-20T06:37:11.000000Z",
  "links": {
    "html": "<a target=\"_blank\" href=\"https://bookstack.local/attachments/5\">My updated attachment</a>",
    "markdown": "[My updated attachment](https://bookstack.local/attachments/5)"
  },
  "content": "https://link.example.com/updated"
}