curl --request PATCH \
  --url https://api.malga.io/v1/subscriptions/{id}/cancel \
  --header 'Content-Type: application/json' \
  --header 'X-Api-Key: <api-key>' \
  --header 'X-Client-Id: <api-key>' \
  --data '
{
  "cancellationReason": "Cliente pediu o cancelamento"
}
'

const options = {
  method: 'PATCH',
  headers: {
    'X-Client-Id': '<api-key>',
    'X-Api-Key': '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({cancellationReason: 'Cliente pediu o cancelamento'})
};

fetch('https://api.malga.io/v1/subscriptions/{id}/cancel', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

package main

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

func main() {

	url := "https://api.malga.io/v1/subscriptions/{id}/cancel"

	payload := strings.NewReader("{\n  \"cancellationReason\": \"Cliente pediu o cancelamento\"\n}")

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

	req.Header.Add("X-Client-Id", "<api-key>")
	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))

}