curl --request GET \
  --url https://api.upwell.com/api/rest/invoices \
  --header 'Authorization: <api-key>'

import requests

url = "https://api.upwell.com/api/rest/invoices"

headers = {"Authorization": "<api-key>"}

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

print(response.text)

const options = {method: 'GET', headers: {Authorization: '<api-key>'}};

fetch('https://api.upwell.com/api/rest/invoices', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.upwell.com/api/rest/invoices",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.upwell.com/api/rest/invoices"

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

	req.Header.Add("Authorization", "<api-key>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.upwell.com/api/rest/invoices")
  .header("Authorization", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.upwell.com/api/rest/invoices")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = '<api-key>'

response = http.request(request)
puts response.read_body

{
  "invoices": [
    {
      "balance": "<unknown>",
      "companyDivision": "<string>",
      "createdAt": "2023-11-07T05:31:56Z",
      "customerId": "<string>",
      "customerReferenceNumber": "<string>",
      "dueDate": "2023-12-25",
      "exceptions": [
        {
          "details": "<unknown>",
          "id": "<string>"
        }
      ],
      "id": "<string>",
      "invoiceLineItems": [
        {
          "createdAt": "2023-11-07T05:31:56Z",
          "id": "<string>",
          "item": "<string>",
          "remoteId": "<string>",
          "sourceSystem": "<string>",
          "sourceSystemId": "<string>",
          "totalAmount": 123,
          "updatedAt": "2023-11-07T05:31:56Z"
        }
      ],
      "invoiceShipments": [
        {
          "shipment": {
            "consigneeAddress": {
              "city": "<string>",
              "companyName": "<string>",
              "id": "<string>",
              "name": "<string>",
              "phoneNumber": "<string>",
              "stateOrProvince": "<string>",
              "streetLine1": "<string>",
              "streetLine2": "<string>",
              "zipOrPostalCode": "<string>"
            },
            "createdAt": "2023-11-07T05:31:56Z",
            "customerId": "<string>",
            "deliveredAt": "<unknown>",
            "id": "<string>",
            "invoiceId": "<string>",
            "loadDescription": "<string>",
            "pickupAddress": {
              "city": "<string>",
              "companyName": "<string>",
              "id": "<string>",
              "name": "<string>",
              "phoneNumber": "<string>",
              "stateOrProvince": "<string>",
              "streetLine1": "<string>",
              "streetLine2": "<string>",
              "zipOrPostalCode": "<string>"
            },
            "pickupAt": "<unknown>",
            "shipmentId": "<string>",
            "status": "<string>",
            "stops": [
              {
                "address": {
                  "city": "<string>",
                  "companyName": "<string>",
                  "id": "<string>",
                  "name": "<string>",
                  "phoneNumber": "<string>",
                  "stateOrProvince": "<string>",
                  "streetLine1": "<string>",
                  "streetLine2": "<string>",
                  "zipOrPostalCode": "<string>"
                },
                "id": "<string>",
                "metadata": "<string>",
                "pieceCount": 123,
                "sequenceNumber": 123,
                "stopType": "<string>",
                "weightAmount": "<unknown>",
                "weightUnit": "<string>"
              }
            ],
            "trailerNumber": "<string>",
            "updatedAt": "2023-11-07T05:31:56Z",
            "volume": "<unknown>",
            "volumeUnit": "<string>",
            "weight": "<unknown>",
            "weightUnit": "<string>"
          }
        }
      ],
      "issueDate": "2023-12-25",
      "metadata": "<unknown>",
      "missingDocuments": "<string>",
      "number": "<string>",
      "portalSlug": "<string>",
      "referenceNumbers": "<unknown>",
      "sourceSystem": "<string>",
      "sourceSystemId": "<string>",
      "totalAmount": "<unknown>",
      "totalTaxAmount": "<unknown>",
      "updatedAt": "2023-11-07T05:31:56Z"
    }
  ],
  "invoicesAggregate": {
    "aggregate": {
      "avg": {
        "balance": 123,
        "totalAmount": 123,
        "totalTaxAmount": 123
      },
      "count": 123,
      "sum": {
        "balance": "<unknown>",
        "totalAmount": "<unknown>",
        "totalTaxAmount": "<unknown>"
      }
    }
  }
}

{
  "error": "Not-NULL violation. null value in column \"shipment_id\" of relation \"shipments\" violates not-null constraint",
  "code": "constraint-violation"
}