curl --request GET \
  --url http://localhost:3091/v1/api/transactions/summary \
  --header 'Authorization: Bearer <token>'

[
  {
    "year": 123,
    "month": 123,
    "monthName": "<string>",
    "totalRevenue": 123,
    "totalExpenses": 123,
    "formattedRevenue": "<string>",
    "formattedExpenses": "<string>"
  }
]