curl --request GET \
  --url https://api.despezzas.com/v1/reports/installments \
  --header 'Authorization: Basic <encoded-value>'

const options = {method: 'GET', headers: {Authorization: 'Basic <encoded-value>'}};

fetch('https://api.despezzas.com/v1/reports/installments', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.despezzas.com/v1/reports/installments"

headers = {"Authorization": "Basic <encoded-value>"}

response = requests.get(url, headers=headers)

print(response.text)

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.despezzas.com/v1/reports/installments"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Basic <encoded-value>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

{
  "as_of": "2026-09-15",
  "by_category": [
    {
      "id": "b1a2c3d4-e5f6-4a7b-8c9d-0e1f2a3b4c5d",
      "monthly_amount": 59980,
      "remaining_amount": 500000,
      "series_count": 2,
      "share_percent": 66.7,
      "title": "Alimentação",
      "icon_background_color": "#F97316",
      "icon_name": "restaurant",
      "image": null,
      "is_essential": true
    }
  ],
  "by_destination": [
    {
      "id": "c4d5e6f7-0a1b-4c2d-9e3f-4a5b6c7d8e9f",
      "kind": "credit_card",
      "monthly_amount": 89970,
      "name": "Nubank Mastercard",
      "remaining_amount": 750000,
      "series_count": 3,
      "logo": "https://cdn.despezzas.com/banks/nubank.png"
    }
  ],
  "monthly": [
    {
      "amount": 89970,
      "count": 3,
      "ending_count": 0,
      "is_current": false,
      "is_projected": true,
      "period": "2026-10"
    }
  ],
  "series": [
    {
      "destination": {
        "id": "c4d5e6f7-0a1b-4c2d-9e3f-4a5b6c7d8e9f",
        "kind": "credit_card",
        "name": "Nubank Mastercard",
        "logo": "https://cdn.despezzas.com/banks/nubank.png"
      },
      "end_period": "2027-05",
      "frequency": "MONTHLY",
      "incomplete": false,
      "installment_amount": 29990,
      "installments": 12,
      "is_expense": true,
      "key": "7a6b5c4d-3e2f-4a1b-9c8d-7e6f5a4b3c2d",
      "paid_amount": 119960,
      "paid_count": 4,
      "progress_percent": 33.3,
      "remaining_amount": 239920,
      "remaining_count": 8,
      "start_date": "2026-06-03",
      "status": "active",
      "title": "TV 4K",
      "total_amount": 359880,
      "category": {
        "id": "b1a2c3d4-e5f6-4a7b-8c9d-0e1f2a3b4c5d",
        "is_essential": true,
        "title": "Alimentação",
        "icon_background_color": "#F97316",
        "icon_name": "restaurant",
        "image": null
      },
      "logo_url": null,
      "next_date": "2026-10-03",
      "next_transaction_id": "1d2e3f4a-5b6c-4d7e-8f9a-0b1c2d3e4f5a"
    }
  ],
  "status": "active",
  "summary": {
    "active_series": 3,
    "average_income": 800000,
    "average_installment": 35700,
    "current_month_amount": 89970,
    "ending_next_month": 1,
    "ending_this_month": 0,
    "finished_series": 5,
    "next_month_amount": 89970,
    "paid_amount": 450000,
    "remaining_amount": 750000,
    "remaining_installments": 21,
    "total_amount": 1200000,
    "last_end_period": "2027-05",
    "share_of_income_percent": 11.2
  }
}

{
  "message": "Credenciais de API inválidas",
  "statusCode": 401,
  "error": "Unauthorized"
}

{
  "message": "Credenciais de API inválidas",
  "statusCode": 401,
  "error": "Unauthorized"
}

{
  "message": "Credenciais de API inválidas",
  "statusCode": 401,
  "error": "Unauthorized"
}