curl --request POST \
  --url https://sandbox.cashfree.com/pg/links/{link_id}/cancel \
  --header 'x-api-version: <x-api-version>' \
  --header 'x-client-id: <api-key>' \
  --header 'x-client-secret: <api-key>'

import requests

url = "https://sandbox.cashfree.com/pg/links/{link_id}/cancel"

headers = {
    "x-api-version": "<x-api-version>",
    "x-client-id": "<api-key>",
    "x-client-secret": "<api-key>"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'x-api-version': '<x-api-version>',
    'x-client-id': '<api-key>',
    'x-client-secret': '<api-key>'
  }
};

fetch('https://sandbox.cashfree.com/pg/links/{link_id}/cancel', 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://sandbox.cashfree.com/pg/links/{link_id}/cancel",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_HTTPHEADER => [
    "x-api-version: <x-api-version>",
    "x-client-id: <api-key>",
    "x-client-secret: <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"
	"net/http"
	"io"
)

func main() {

	url := "https://sandbox.cashfree.com/pg/links/{link_id}/cancel"

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

	req.Header.Add("x-api-version", "<x-api-version>")
	req.Header.Add("x-client-id", "<api-key>")
	req.Header.Add("x-client-secret", "<api-key>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://sandbox.cashfree.com/pg/links/{link_id}/cancel")
  .header("x-api-version", "<x-api-version>")
  .header("x-client-id", "<api-key>")
  .header("x-client-secret", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox.cashfree.com/pg/links/{link_id}/cancel")

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

request = Net::HTTP::Post.new(url)
request["x-api-version"] = '<x-api-version>'
request["x-client-id"] = '<api-key>'
request["x-client-secret"] = '<api-key>'

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

{
  "cf_link_id": "1996567",
  "link_id": "my_link_id",
  "link_status": "ACTIVE",
  "link_currency": "INR",
  "link_amount": 100,
  "link_amount_paid": 0,
  "link_partial_payments": true,
  "link_minimum_partial_amount": 20,
  "link_purpose": "Payment for PlayStation 11",
  "link_created_at": "2021-09-30T17:05:01+05:30",
  "customer_details": {
    "customer_name": "John Doe",
    "customer_phone": "9999999999",
    "customer_email": "john@example.com"
  },
  "link_meta": {
    "notify_url": "https://ee08e626ecd88c61c85f5c69c0418cb5.m.pipedream.net",
    "upi_intent": false,
    "return_url": "https://www.cashfree.com/devstudio/thankyou"
  },
  "link_url": "https://payments-test.cashfree.com/links/o1tf1nvcvjhg",
  "link_expiry_time": "2021-10-14T15:04:05+05:30",
  "link_notes": {
    "key_1": "value_1",
    "key_2": "value_2"
  },
  "link_auto_reminders": true,
  "link_qrcode": "data:image/png;base64,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",
  "link_notify": {
    "send_sms": false,
    "send_email": true,
    "send_whatsapp": false
  },
  "order_splits": [
    {
      "vendor_id": "Jane",
      "percentage": 10,
      "tags": {
        "address": "Hyderabad"
      }
    },
    {
      "vendor_id": "Barbie",
      "percentage": 50,
      "tags": {
        "address": "Bengaluru, India"
      }
    }
  ]
}

{
  "message": "bad URL, please check API documentation",
  "help": "Check latest errors and resolution from Merchant Dashboard API logs: https://bit.ly/4glEd0W Help Document: https://bit.ly/4eeZYO9",
  "code": "request_failed",
  "type": "invalid_request_error"
}

{
  "message": "authentication Failed",
  "code": "request_failed",
  "type": "authentication_error"
}

{
  "message": "something is not found",
  "help": "Check latest errors and resolution from Merchant Dashboard API logs: https://bit.ly/4glEd0W Help Document: https://bit.ly/4eeZYO9",
  "code": "something_not_found",
  "type": "invalid_request_error"
}

{
  "message": "order with same id is already present",
  "help": "Check latest errors and resolution from Merchant Dashboard API logs: https://bit.ly/4glEd0W Help Document: https://bit.ly/4eeZYO9",
  "code": "order_already_exists",
  "type": "invalid_request_error"
}

{
  "message": "something is not found",
  "help": "Check latest errors and resolution from Merchant Dashboard API logs: https://bit.ly/4glEd0W Help Document: https://bit.ly/4eeZYO9",
  "code": "request_invalid",
  "type": "idempotency_error"
}

{
  "message": "Too many requests from IP. Check headers",
  "code": "request_failed",
  "type": "rate_limit_error"
}

{
  "message": "internal Server Error",
  "help": "Check latest errors and resolution from Merchant Dashboard API logs: https://bit.ly/4glEd0W Help Document: https://bit.ly/4eeZYO9",
  "code": "internal_error",
  "type": "api_error"
}