Improve: dictionary relationship change array for dictionary

[3lvis]

Before

"notes": [
  {
    "0": {
      "id": 1,
      "text": "This is the text for the note 1"
    },
    "1": {
      "id": 7,
      "text": "This is the text for the note 7"
    },
    "2": {
      "id": 14,
      "text": "This is the text for the note 14"
    }
  }
]

After

"notes":  {
    "0": {
      "id": 1,
      "text": "This is the text for the note 1"
    },
    "1": {
      "id": 7,
      "text": "This is the text for the note 7"
    },
    "2": {
      "id": 14,
      "text": "This is the text for the note 14"
    }
}