curl --request POST \
  --url https://api.smartbills.io/v1/expenses/export \
  --header 'Content-Type: application/json' \
  --data '
{
  "expenseIds": [
    123
  ],
  "allMatchingFilters": true,
  "filters": {
    "merchantId": 123,
    "vendorId": 123,
    "vendorIds": "<string>",
    "currencies": "<string>",
    "submittedByEmployeeId": 123,
    "fromDate": "2023-11-07T05:31:56Z",
    "toDate": "2023-11-07T05:31:56Z",
    "minAmount": 123,
    "maxAmount": 123,
    "amount": 123,
    "category": "<string>",
    "categoryIds": [
      123
    ],
    "tags": [
      "<string>"
    ],
    "paymentMethod": "<string>",
    "status": "<string>",
    "searchTerm": "<string>",
    "needsReview": true,
    "expenseReportStatus": []
  },
  "sortBy": "<string>",
  "sortDirection": "<string>",
  "fileNameTemplate": "<string>",
  "locale": "<string>"
}
'

import requests

url = "https://api.smartbills.io/v1/expenses/export"

payload = {
    "expenseIds": [123],
    "allMatchingFilters": True,
    "filters": {
        "merchantId": 123,
        "vendorId": 123,
        "vendorIds": "<string>",
        "currencies": "<string>",
        "submittedByEmployeeId": 123,
        "fromDate": "2023-11-07T05:31:56Z",
        "toDate": "2023-11-07T05:31:56Z",
        "minAmount": 123,
        "maxAmount": 123,
        "amount": 123,
        "category": "<string>",
        "categoryIds": [123],
        "tags": ["<string>"],
        "paymentMethod": "<string>",
        "status": "<string>",
        "searchTerm": "<string>",
        "needsReview": True,
        "expenseReportStatus": []
    },
    "sortBy": "<string>",
    "sortDirection": "<string>",
    "fileNameTemplate": "<string>",
    "locale": "<string>"
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    expenseIds: [123],
    allMatchingFilters: true,
    filters: {
      merchantId: 123,
      vendorId: 123,
      vendorIds: '<string>',
      currencies: '<string>',
      submittedByEmployeeId: 123,
      fromDate: '2023-11-07T05:31:56Z',
      toDate: '2023-11-07T05:31:56Z',
      minAmount: 123,
      maxAmount: 123,
      amount: 123,
      category: '<string>',
      categoryIds: [123],
      tags: ['<string>'],
      paymentMethod: '<string>',
      status: '<string>',
      searchTerm: '<string>',
      needsReview: true,
      expenseReportStatus: []
    },
    sortBy: '<string>',
    sortDirection: '<string>',
    fileNameTemplate: '<string>',
    locale: '<string>'
  })
};

fetch('https://api.smartbills.io/v1/expenses/export', 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.smartbills.io/v1/expenses/export",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'expenseIds' => [
        123
    ],
    'allMatchingFilters' => true,
    'filters' => [
        'merchantId' => 123,
        'vendorId' => 123,
        'vendorIds' => '<string>',
        'currencies' => '<string>',
        'submittedByEmployeeId' => 123,
        'fromDate' => '2023-11-07T05:31:56Z',
        'toDate' => '2023-11-07T05:31:56Z',
        'minAmount' => 123,
        'maxAmount' => 123,
        'amount' => 123,
        'category' => '<string>',
        'categoryIds' => [
                123
        ],
        'tags' => [
                '<string>'
        ],
        'paymentMethod' => '<string>',
        'status' => '<string>',
        'searchTerm' => '<string>',
        'needsReview' => true,
        'expenseReportStatus' => [
                
        ]
    ],
    'sortBy' => '<string>',
    'sortDirection' => '<string>',
    'fileNameTemplate' => '<string>',
    'locale' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://api.smartbills.io/v1/expenses/export"

	payload := strings.NewReader("{\n  \"expenseIds\": [\n    123\n  ],\n  \"allMatchingFilters\": true,\n  \"filters\": {\n    \"merchantId\": 123,\n    \"vendorId\": 123,\n    \"vendorIds\": \"<string>\",\n    \"currencies\": \"<string>\",\n    \"submittedByEmployeeId\": 123,\n    \"fromDate\": \"2023-11-07T05:31:56Z\",\n    \"toDate\": \"2023-11-07T05:31:56Z\",\n    \"minAmount\": 123,\n    \"maxAmount\": 123,\n    \"amount\": 123,\n    \"category\": \"<string>\",\n    \"categoryIds\": [\n      123\n    ],\n    \"tags\": [\n      \"<string>\"\n    ],\n    \"paymentMethod\": \"<string>\",\n    \"status\": \"<string>\",\n    \"searchTerm\": \"<string>\",\n    \"needsReview\": true,\n    \"expenseReportStatus\": []\n  },\n  \"sortBy\": \"<string>\",\n  \"sortDirection\": \"<string>\",\n  \"fileNameTemplate\": \"<string>\",\n  \"locale\": \"<string>\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "application/json")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.smartbills.io/v1/expenses/export")
  .header("Content-Type", "application/json")
  .body("{\n  \"expenseIds\": [\n    123\n  ],\n  \"allMatchingFilters\": true,\n  \"filters\": {\n    \"merchantId\": 123,\n    \"vendorId\": 123,\n    \"vendorIds\": \"<string>\",\n    \"currencies\": \"<string>\",\n    \"submittedByEmployeeId\": 123,\n    \"fromDate\": \"2023-11-07T05:31:56Z\",\n    \"toDate\": \"2023-11-07T05:31:56Z\",\n    \"minAmount\": 123,\n    \"maxAmount\": 123,\n    \"amount\": 123,\n    \"category\": \"<string>\",\n    \"categoryIds\": [\n      123\n    ],\n    \"tags\": [\n      \"<string>\"\n    ],\n    \"paymentMethod\": \"<string>\",\n    \"status\": \"<string>\",\n    \"searchTerm\": \"<string>\",\n    \"needsReview\": true,\n    \"expenseReportStatus\": []\n  },\n  \"sortBy\": \"<string>\",\n  \"sortDirection\": \"<string>\",\n  \"fileNameTemplate\": \"<string>\",\n  \"locale\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.smartbills.io/v1/expenses/export")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"expenseIds\": [\n    123\n  ],\n  \"allMatchingFilters\": true,\n  \"filters\": {\n    \"merchantId\": 123,\n    \"vendorId\": 123,\n    \"vendorIds\": \"<string>\",\n    \"currencies\": \"<string>\",\n    \"submittedByEmployeeId\": 123,\n    \"fromDate\": \"2023-11-07T05:31:56Z\",\n    \"toDate\": \"2023-11-07T05:31:56Z\",\n    \"minAmount\": 123,\n    \"maxAmount\": 123,\n    \"amount\": 123,\n    \"category\": \"<string>\",\n    \"categoryIds\": [\n      123\n    ],\n    \"tags\": [\n      \"<string>\"\n    ],\n    \"paymentMethod\": \"<string>\",\n    \"status\": \"<string>\",\n    \"searchTerm\": \"<string>\",\n    \"needsReview\": true,\n    \"expenseReportStatus\": []\n  },\n  \"sortBy\": \"<string>\",\n  \"sortDirection\": \"<string>\",\n  \"fileNameTemplate\": \"<string>\",\n  \"locale\": \"<string>\"\n}"

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

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>"
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>"
}