POST Replace source client certificate

curl --proto "=https" --tlsv1.2 --fail-with-body --max-time 30 --request POST --header @"$HOME/.config/metribeacon/headers.txt" https://metribeacon.com/api/v1/logs/sources/00000000-0000-4000-8000-000000000001/certificate

import json
from pathlib import Path
from urllib.request import Request, urlopen
headers=json.loads((Path.home()/".config/metribeacon/headers.json").read_text())
request=Request('https://metribeacon.com/api/v1/logs/sources/00000000-0000-4000-8000-000000000001/certificate',headers=headers,method='POST')
with urlopen(request,timeout=30) as response:
    print(response.status)

import {readFile} from "node:fs/promises";
import {homedir} from "node:os";
const headers=JSON.parse(await readFile(homedir()+"/.config/metribeacon/headers.json","utf8"));
const response=await fetch("https://metribeacon.com/api/v1/logs/sources/00000000-0000-4000-8000-000000000001/certificate",{method:"POST",headers,redirect:"error",signal:AbortSignal.timeout(30000)});
console.log(response.status);await response.body?.cancel();

package main
import("net/http";"os";"path/filepath";"encoding/json";"time";"fmt")
func main(){home,_:=os.UserHomeDir();raw,e:=os.ReadFile(filepath.Join(home,".config/metribeacon/headers.json"));if e!=nil{panic("headers unavailable")};var h map[string]string;if json.Unmarshal(raw,&h)!=nil{panic("invalid headers")};r,_:=http.NewRequest("POST","https://metribeacon.com/api/v1/logs/sources/00000000-0000-4000-8000-000000000001/certificate",nil);for k,v:=range h{r.Header.Set(k,v)};c:=&http.Client{Timeout:30*time.Second,CheckRedirect:func(*http.Request,[]*http.Request)error{return http.ErrUseLastResponse}};res,e:=c.Do(r);if e!=nil{panic("request failed")};defer res.Body.Close();fmt.Println(res.StatusCode)}