POST Register a signed webhook and verify its receiver

curl --request POST --cookie '__Host-mb_session=SESSION; __Host-mb_csrf=CSRF' --header 'X-CSRF-Token: CSRF' --header 'Content-Type: application/json' --data '{"endpoint":"https://receiver.customer.example/status","components":["22222222-2222-4222-8222-222222222222"]}' 'https://metribeacon.com/api/v1/status-pages/11111111-1111-4111-8111-111111111111/webhooks'

import requests
payload = {'endpoint': 'https://receiver.customer.example/status', 'components': ['22222222-2222-4222-8222-222222222222']}
response = requests.request("POST","https://metribeacon.com/api/v1/status-pages/11111111-1111-4111-8111-111111111111/webhooks",cookies={"__Host-mb_session":"SESSION","__Host-mb_csrf":"CSRF"},headers={"X-CSRF-Token":"CSRF"},json=payload)
response.raise_for_status()

const payload = {"endpoint":"https://receiver.customer.example/status","components":["22222222-2222-4222-8222-222222222222"]};
const response = await fetch("https://metribeacon.com/api/v1/status-pages/11111111-1111-4111-8111-111111111111/webhooks", {signal:AbortSignal.timeout(10000),method:"POST",credentials:"same-origin",headers:{"Content-Type":"application/json","X-CSRF-Token":csrf},body:JSON.stringify(payload)});
if (!response.ok) throw new Error(String(response.status));

package main

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

func main() {
  if err := requestStatus(); err != nil { panic("request failed; credentials and response omitted") }
}

func requestStatus() error {
  req, err := http.NewRequest("POST", "https://metribeacon.com/api/v1/status-pages/11111111-1111-4111-8111-111111111111/webhooks", strings.NewReader(`{"endpoint":"https://receiver.customer.example/status","components":["22222222-2222-4222-8222-222222222222"]}`))
  if err != nil { return err }
  req.AddCookie(&http.Cookie{Name:"__Host-mb_session",Value:"SESSION"})
  req.AddCookie(&http.Cookie{Name:"__Host-mb_csrf",Value:"CSRF"})
  req.Header.Set("X-CSRF-Token","CSRF")
  req.Header.Set("Content-Type","application/json")
  client := &http.Client{Timeout: 10*time.Second}
  response, err := client.Do(req)
  if err != nil { return err }
  defer response.Body.Close()
  fmt.Println(response.StatusCode)
  return nil
}