---
"books":
  -
    "id": 1
    "title": "Don Quixote"
    "author":
      - "Miguel de Cervantes"
    "formats":
      -
        "nature": "pdf"
        "price":
          -
            "amount": 999
            "currency": "cad"
      -
        "nature": "epub"
        "price":
          -
            "amount": 1099
            "currency": "cad"
          -
            "amount": 999
            "currency": "usd"
    "tags":
      - "realism"
      - "chivalry"
      - "satire"
      - "deception"
    "year": 1615

  -
    "id": 2
    "title": "Steppenwolf"
    "author":
      - "Hermann Hesse"
    "formats":
      -
        "nature": "pdf"
        "price":
          -
            "amount": 799
            "currency": "cad"

      -
        "nature": "epub"
        "price":
          -
            "amount": 799
            "currency": "cad"
          -
            "amount": 759
            "currency": "usd"
    "tags":
      - "conflict"
      - "isolation"
      - "reality"
      - "animalistic"
    "year": 1927

  -
    "id": 3
    "title": "The Idiot"
    "author":
      - "Fyodor Dostoyevsky"
    "formats":
      -
        "nature": "epub"
        "price":
          -
            "amount": 1599
            "currency": "cad"
    "tags": ""
    "year": 1869