curl --request POST \
  --url https://api.upwell.com/api/rest/bulk-customer-payment-line-items \
  --header 'Content-Type: application/json' \
  --data '
{
  "inputs": [
    {
      "checkDate": "2023-12-25",
      "checkOrAchNumber": "<string>",
      "createdAt": "2023-11-07T05:31:56Z",
      "customerId": "<string>",
      "exchangeRate": "<string>",
      "fees": 123,
      "id": "<string>",
      "invoiceId": "<string>",
      "notes": "<string>",
      "paymentId": "<string>",
      "sourceSystem": "<string>",
      "sourceSystemId": "<string>",
      "sourceSystemMeta": "<unknown>",
      "status": "<string>",
      "totalAmount": 123,
      "totalAmountWithFees": 123,
      "transactionDate": "2023-12-25",
      "updatedAt": "2023-11-07T05:31:56Z"
    }
  ]
}
'

import requests

url = "https://api.upwell.com/api/rest/bulk-customer-payment-line-items"

payload = { "inputs": [
        {
            "checkDate": "2023-12-25",
            "checkOrAchNumber": "<string>",
            "createdAt": "2023-11-07T05:31:56Z",
            "customerId": "<string>",
            "exchangeRate": "<string>",
            "fees": 123,
            "id": "<string>",
            "invoiceId": "<string>",
            "notes": "<string>",
            "paymentId": "<string>",
            "sourceSystem": "<string>",
            "sourceSystemId": "<string>",
            "sourceSystemMeta": "<unknown>",
            "status": "<string>",
            "totalAmount": 123,
            "totalAmountWithFees": 123,
            "transactionDate": "2023-12-25",
            "updatedAt": "2023-11-07T05:31:56Z"
        }
    ] }
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({
    inputs: [
      {
        checkDate: '2023-12-25',
        checkOrAchNumber: '<string>',
        createdAt: '2023-11-07T05:31:56Z',
        customerId: '<string>',
        exchangeRate: '<string>',
        fees: 123,
        id: '<string>',
        invoiceId: '<string>',
        notes: '<string>',
        paymentId: '<string>',
        sourceSystem: '<string>',
        sourceSystemId: '<string>',
        sourceSystemMeta: '<unknown>',
        status: '<string>',
        totalAmount: 123,
        totalAmountWithFees: 123,
        transactionDate: '2023-12-25',
        updatedAt: '2023-11-07T05:31:56Z'
      }
    ]
  })
};

fetch('https://api.upwell.com/api/rest/bulk-customer-payment-line-items', 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/bulk-customer-payment-line-items",
  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([
    'inputs' => [
        [
                'checkDate' => '2023-12-25',
                'checkOrAchNumber' => '<string>',
                'createdAt' => '2023-11-07T05:31:56Z',
                'customerId' => '<string>',
                'exchangeRate' => '<string>',
                'fees' => 123,
                'id' => '<string>',
                'invoiceId' => '<string>',
                'notes' => '<string>',
                'paymentId' => '<string>',
                'sourceSystem' => '<string>',
                'sourceSystemId' => '<string>',
                'sourceSystemMeta' => '<unknown>',
                'status' => '<string>',
                'totalAmount' => 123,
                'totalAmountWithFees' => 123,
                'transactionDate' => '2023-12-25',
                'updatedAt' => '2023-11-07T05:31:56Z'
        ]
    ]
  ]),
  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.upwell.com/api/rest/bulk-customer-payment-line-items"

	payload := strings.NewReader("{\n  \"inputs\": [\n    {\n      \"checkDate\": \"2023-12-25\",\n      \"checkOrAchNumber\": \"<string>\",\n      \"createdAt\": \"2023-11-07T05:31:56Z\",\n      \"customerId\": \"<string>\",\n      \"exchangeRate\": \"<string>\",\n      \"fees\": 123,\n      \"id\": \"<string>\",\n      \"invoiceId\": \"<string>\",\n      \"notes\": \"<string>\",\n      \"paymentId\": \"<string>\",\n      \"sourceSystem\": \"<string>\",\n      \"sourceSystemId\": \"<string>\",\n      \"sourceSystemMeta\": \"<unknown>\",\n      \"status\": \"<string>\",\n      \"totalAmount\": 123,\n      \"totalAmountWithFees\": 123,\n      \"transactionDate\": \"2023-12-25\",\n      \"updatedAt\": \"2023-11-07T05:31:56Z\"\n    }\n  ]\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.upwell.com/api/rest/bulk-customer-payment-line-items")
  .header("Content-Type", "application/json")
  .body("{\n  \"inputs\": [\n    {\n      \"checkDate\": \"2023-12-25\",\n      \"checkOrAchNumber\": \"<string>\",\n      \"createdAt\": \"2023-11-07T05:31:56Z\",\n      \"customerId\": \"<string>\",\n      \"exchangeRate\": \"<string>\",\n      \"fees\": 123,\n      \"id\": \"<string>\",\n      \"invoiceId\": \"<string>\",\n      \"notes\": \"<string>\",\n      \"paymentId\": \"<string>\",\n      \"sourceSystem\": \"<string>\",\n      \"sourceSystemId\": \"<string>\",\n      \"sourceSystemMeta\": \"<unknown>\",\n      \"status\": \"<string>\",\n      \"totalAmount\": 123,\n      \"totalAmountWithFees\": 123,\n      \"transactionDate\": \"2023-12-25\",\n      \"updatedAt\": \"2023-11-07T05:31:56Z\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.upwell.com/api/rest/bulk-customer-payment-line-items")

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  \"inputs\": [\n    {\n      \"checkDate\": \"2023-12-25\",\n      \"checkOrAchNumber\": \"<string>\",\n      \"createdAt\": \"2023-11-07T05:31:56Z\",\n      \"customerId\": \"<string>\",\n      \"exchangeRate\": \"<string>\",\n      \"fees\": 123,\n      \"id\": \"<string>\",\n      \"invoiceId\": \"<string>\",\n      \"notes\": \"<string>\",\n      \"paymentId\": \"<string>\",\n      \"sourceSystem\": \"<string>\",\n      \"sourceSystemId\": \"<string>\",\n      \"sourceSystemMeta\": \"<unknown>\",\n      \"status\": \"<string>\",\n      \"totalAmount\": 123,\n      \"totalAmountWithFees\": 123,\n      \"transactionDate\": \"2023-12-25\",\n      \"updatedAt\": \"2023-11-07T05:31:56Z\"\n    }\n  ]\n}"

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

{
  "createCustomerPaymentLineItems": {
    "returning": [
      {
        "checkDate": "2023-12-25",
        "checkOrAchNumber": "<string>",
        "createdAt": "2023-11-07T05:31:56Z",
        "customerId": "<string>",
        "exchangeRate": "<string>",
        "fees": 123,
        "id": "<string>",
        "invoiceId": "<string>",
        "notes": "<string>",
        "paymentId": "<string>",
        "sourceSystemId": "<string>",
        "sourceSystemMeta": "<unknown>",
        "status": "<string>",
        "totalAmount": 123,
        "totalAmountWithFees": 123,
        "transactionDate": "2023-12-25",
        "updatedAt": "2023-11-07T05:31:56Z"
      }
    ]
  }
}