package main

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

func main() {

	url := "https://api.sandbox.{id}.gr4vy.app/webhook-subscriptions"

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

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(res)
	fmt.Println(string(body))

}

{
  "items": [
    {
      "id": "ef9496d8-53a5-4aad-8ca2-00eb68334389",
      "type": "webhook-subscription",
      "merchant_account_id": "default",
      "active": true,
      "url": "https://www.gr4vy.com/webhooks",
      "authentication": {
        "kind": "basic",
        "password": "super-strong-password",
        "username": "gr4vy"
      },
      "secret": "234567890abcdef1234567890abcdef",
      "rotating": false,
      "creator": {
        "email_address": "jhon.doe@gr4vy.com",
        "id": "07e70d14-a0c0-4ff5-bd4a-509959af0e4d",
        "name": "Jhon Doe"
      }
    }
  ],
  "limit": 20,
  "next_cursor": "ZXhhbXBsZTE",
  "previous_cursor": "Xkjss7asS"
}