curl --request POST \
  --url https://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/yodlee \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "accounts": [
    {
      "balance": {
        "amount": 123,
        "currency": "<string>"
      },
      "classification": "<string>",
      "id": 123
    }
  ],
  "transactions": [
    {
      "accountId": 123,
      "amount": {
        "amount": 123,
        "currency": "<string>"
      },
      "category": "<string>",
      "date": "2025-07-08",
      "description": {
        "original": "<string>",
        "simple": "<string>"
      },
      "id": 123
    }
  ]
}
'

import requests

url = "https://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/yodlee"

payload = {
    "accounts": [
        {
            "balance": {
                "amount": 123,
                "currency": "<string>"
            },
            "classification": "<string>",
            "id": 123
        }
    ],
    "transactions": [
        {
            "accountId": 123,
            "amount": {
                "amount": 123,
                "currency": "<string>"
            },
            "category": "<string>",
            "date": "2025-07-08",
            "description": {
                "original": "<string>",
                "simple": "<string>"
            },
            "id": 123
        }
    ]
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    accounts: [
      {
        balance: {amount: 123, currency: '<string>'},
        classification: '<string>',
        id: 123
      }
    ],
    transactions: [
      {
        accountId: 123,
        amount: {amount: 123, currency: '<string>'},
        category: '<string>',
        date: '2025-07-08',
        description: {original: '<string>', simple: '<string>'},
        id: 123
      }
    ]
  })
};

fetch('https://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/yodlee', 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://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/yodlee",
  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([
    'accounts' => [
        [
                'balance' => [
                                'amount' => 123,
                                'currency' => '<string>'
                ],
                'classification' => '<string>',
                'id' => 123
        ]
    ],
    'transactions' => [
        [
                'accountId' => 123,
                'amount' => [
                                'amount' => 123,
                                'currency' => '<string>'
                ],
                'category' => '<string>',
                'date' => '2025-07-08',
                'description' => [
                                'original' => '<string>',
                                'simple' => '<string>'
                ],
                'id' => 123
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-api-key: <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"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/yodlee"

	payload := strings.NewReader("{\n  \"accounts\": [\n    {\n      \"balance\": {\n        \"amount\": 123,\n        \"currency\": \"<string>\"\n      },\n      \"classification\": \"<string>\",\n      \"id\": 123\n    }\n  ],\n  \"transactions\": [\n    {\n      \"accountId\": 123,\n      \"amount\": {\n        \"amount\": 123,\n        \"currency\": \"<string>\"\n      },\n      \"category\": \"<string>\",\n      \"date\": \"2025-07-08\",\n      \"description\": {\n        \"original\": \"<string>\",\n        \"simple\": \"<string>\"\n      },\n      \"id\": 123\n    }\n  ]\n}")

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

	req.Header.Add("x-api-key", "<api-key>")
	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://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/yodlee")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"accounts\": [\n    {\n      \"balance\": {\n        \"amount\": 123,\n        \"currency\": \"<string>\"\n      },\n      \"classification\": \"<string>\",\n      \"id\": 123\n    }\n  ],\n  \"transactions\": [\n    {\n      \"accountId\": 123,\n      \"amount\": {\n        \"amount\": 123,\n        \"currency\": \"<string>\"\n      },\n      \"category\": \"<string>\",\n      \"date\": \"2025-07-08\",\n      \"description\": {\n        \"original\": \"<string>\",\n        \"simple\": \"<string>\"\n      },\n      \"id\": 123\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://app.herondata.io/api/end_users/{end_user_id_or_heron_id}/yodlee")

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

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"accounts\": [\n    {\n      \"balance\": {\n        \"amount\": 123,\n        \"currency\": \"<string>\"\n      },\n      \"classification\": \"<string>\",\n      \"id\": 123\n    }\n  ],\n  \"transactions\": [\n    {\n      \"accountId\": 123,\n      \"amount\": {\n        \"amount\": 123,\n        \"currency\": \"<string>\"\n      },\n      \"category\": \"<string>\",\n      \"date\": \"2025-07-08\",\n      \"description\": {\n        \"original\": \"<string>\",\n        \"simple\": \"<string>\"\n      },\n      \"id\": 123\n    }\n  ]\n}"

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

{
  "_summary": {
    "request_id": "<string>"
  }
}