curl --request PUT \
  --url https://app.herondata.io/api/transactions/{heron_id}/feedback \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "transaction": {
    "category": {
      "heron_id": "ctg_SCDfepKXJ7UBX9FRdT6iPM",
      "label": "Insurance"
    },
    "merchant": {
      "heron_id": "mrc_XzS8oncUAaLMhLmwNh6dp7",
      "is_correct": false,
      "name": "Spotify"
    },
    "source": "<string>"
  }
}
'

import requests

url = "https://app.herondata.io/api/transactions/{heron_id}/feedback"

payload = { "transaction": {
        "category": {
            "heron_id": "ctg_SCDfepKXJ7UBX9FRdT6iPM",
            "label": "Insurance"
        },
        "merchant": {
            "heron_id": "mrc_XzS8oncUAaLMhLmwNh6dp7",
            "is_correct": False,
            "name": "Spotify"
        },
        "source": "<string>"
    } }
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    transaction: {
      category: {heron_id: 'ctg_SCDfepKXJ7UBX9FRdT6iPM', label: 'Insurance'},
      merchant: {heron_id: 'mrc_XzS8oncUAaLMhLmwNh6dp7', is_correct: false, name: 'Spotify'},
      source: '<string>'
    }
  })
};

fetch('https://app.herondata.io/api/transactions/{heron_id}/feedback', 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/transactions/{heron_id}/feedback",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'transaction' => [
        'category' => [
                'heron_id' => 'ctg_SCDfepKXJ7UBX9FRdT6iPM',
                'label' => 'Insurance'
        ],
        'merchant' => [
                'heron_id' => 'mrc_XzS8oncUAaLMhLmwNh6dp7',
                'is_correct' => false,
                'name' => 'Spotify'
        ],
        'source' => '<string>'
    ]
  ]),
  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/transactions/{heron_id}/feedback"

	payload := strings.NewReader("{\n  \"transaction\": {\n    \"category\": {\n      \"heron_id\": \"ctg_SCDfepKXJ7UBX9FRdT6iPM\",\n      \"label\": \"Insurance\"\n    },\n    \"merchant\": {\n      \"heron_id\": \"mrc_XzS8oncUAaLMhLmwNh6dp7\",\n      \"is_correct\": false,\n      \"name\": \"Spotify\"\n    },\n    \"source\": \"<string>\"\n  }\n}")

	req, _ := http.NewRequest("PUT", 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.put("https://app.herondata.io/api/transactions/{heron_id}/feedback")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"transaction\": {\n    \"category\": {\n      \"heron_id\": \"ctg_SCDfepKXJ7UBX9FRdT6iPM\",\n      \"label\": \"Insurance\"\n    },\n    \"merchant\": {\n      \"heron_id\": \"mrc_XzS8oncUAaLMhLmwNh6dp7\",\n      \"is_correct\": false,\n      \"name\": \"Spotify\"\n    },\n    \"source\": \"<string>\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://app.herondata.io/api/transactions/{heron_id}/feedback")

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

request = Net::HTTP::Put.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"transaction\": {\n    \"category\": {\n      \"heron_id\": \"ctg_SCDfepKXJ7UBX9FRdT6iPM\",\n      \"label\": \"Insurance\"\n    },\n    \"merchant\": {\n      \"heron_id\": \"mrc_XzS8oncUAaLMhLmwNh6dp7\",\n      \"is_correct\": false,\n      \"name\": \"Spotify\"\n    },\n    \"source\": \"<string>\"\n  }\n}"

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