curl --request GET \
  --url https://api.meetcampfire.com/ca/api/balance-sheet/comparative \
  --header 'Authorization: <api-key>'

{
  "balance_sheet": [
    {
      "account_id": "12172",
      "account_name": "Cash and Cash Equivalents",
      "account_number": "111000",
      "hierarchy": [
        "ASSET",
        "12093",
        "12172"
      ],
      "2024-01-31_Total": 50000,
      "2024-02-29_Total": 55000,
      "comparison_1_Difference": 5000,
      "comparison_1_Percentage": 10
    }
  ],
  "headers": {
    "comparison_1": [
      "2024-01-31_Total",
      "2024-02-29_Total",
      "comparison_1_Difference",
      "comparison_1_Percentage"
    ]
  },
  "budget_id": null
}