# Signed headers are per-request — compute with the SDK (Node tab).
curl -X POST https://phosra-api-sandbox-production.up.railway.app/api/v1/sandbox/test-connect \
  -H "Content-Type: application/json" \
  -H "OCSS-Spec-Version: OCSS-v1.0-pre" \
  -H 'Signature-Input: ocss=("@method" "@target-uri" "ocss-spec-version" "content-digest");created=1783315514;keyid="did:ocss:loopline#2026-06";alg="ed25519"' \
  -H 'Signature: ocss=:<base64-ed25519-sig>:' \
  -H 'Content-Digest: sha-256=:<base64-sha256-of-body>:' \
  -d '{"platform_did":"did:ocss:loopline","webhook_url":"https://your-gatekeeper.example.com","connect_secret":"cs_your_hmac_secret"}'

import { signRequest } from "@openchildsafety/ocss"
const BASE = "https://phosra-api-sandbox-production.up.railway.app/api/v1"
const seed = new Uint8Array(Buffer.from("bG9vcGxpbmUBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQE", "base64url"))
const keyID = "did:ocss:loopline#2026-06"
const body = { platform_did: "did:ocss:loopline", webhook_url: "https://your-gatekeeper.example.com", connect_secret: "cs_your_hmac_secret" }
const t = BASE + "/sandbox/test-connect", b = JSON.stringify(body)
const h = signRequest({ method: "POST", targetURI: t, body: new TextEncoder().encode(b), keyID, seed, created: Math.floor(Date.now() / 1000) })
h["Content-Type"] = "application/json"
const res = await fetch(t, { method: "POST", headers: h, body: b })
console.log(res.status, await res.json())

import requests

url = "https://phosra-api-sandbox-production.up.railway.app/api/v1/sandbox/test-connect"

payload = {
    "platform_did": "did:ocss:my-gatekeeper",
    "webhook_url": "https://my-gatekeeper.example.com",
    "connect_secret": "<string>",
    "child_ref": "child:a11ce0fa-0000-4000-8000-0000000000a1",
    "window_seconds": 123
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://phosra-api-sandbox-production.up.railway.app/api/v1/sandbox/test-connect",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'platform_did' => 'did:ocss:my-gatekeeper',
    'webhook_url' => 'https://my-gatekeeper.example.com',
    'connect_secret' => '<string>',
    'child_ref' => 'child:a11ce0fa-0000-4000-8000-0000000000a1',
    'window_seconds' => 123
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://phosra-api-sandbox-production.up.railway.app/api/v1/sandbox/test-connect"

	payload := strings.NewReader("{\n  \"platform_did\": \"did:ocss:my-gatekeeper\",\n  \"webhook_url\": \"https://my-gatekeeper.example.com\",\n  \"connect_secret\": \"<string>\",\n  \"child_ref\": \"child:a11ce0fa-0000-4000-8000-0000000000a1\",\n  \"window_seconds\": 123\n}")

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

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

}

HttpResponse<String> response = Unirest.post("https://phosra-api-sandbox-production.up.railway.app/api/v1/sandbox/test-connect")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"platform_did\": \"did:ocss:my-gatekeeper\",\n  \"webhook_url\": \"https://my-gatekeeper.example.com\",\n  \"connect_secret\": \"<string>\",\n  \"child_ref\": \"child:a11ce0fa-0000-4000-8000-0000000000a1\",\n  \"window_seconds\": 123\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://phosra-api-sandbox-production.up.railway.app/api/v1/sandbox/test-connect")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"platform_did\": \"did:ocss:my-gatekeeper\",\n  \"webhook_url\": \"https://my-gatekeeper.example.com\",\n  \"connect_secret\": \"<string>\",\n  \"child_ref\": \"child:a11ce0fa-0000-4000-8000-0000000000a1\",\n  \"window_seconds\": 123\n}"

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

{
  "binding_id": "22b577ea-4a53-4505-9eb5-541bf237cb42",
  "resolver_did": "did:ocss:loopline",
  "endpoint_id_label": "iWdlltz5F4sKbZKYgIvGkIJg7sylz2LN37cZUK8wiWY",
  "profile_url": "/api/v1/enforcement-profiles/iWdlltz5F4sKbZKYgIvGkIJg7sylz2LN37cZUK8wiWY",
  "connect_receiver": "https://loopline.example.com/api/ocss/connect",
  "delivered": false,
  "http_status": 0,
  "state": "sandbox-test-connect:22b577ea-4a53-4505-9eb5-541bf237cb42",
  "note": "callback delivery did not receive a 2xx — check webhook_url reachability and that connect_secret matches your gk.config; the binding is minted and profile_url is observable regardless"
}

{
  "error": "Bad Request",
  "message": "platform_did is required",
  "code": 400,
  "class": "malformed"
}

{
  "error": "Unauthorized",
  "message": "exactly one Signature-Input and one Signature header are required",
  "code": 401,
  "class": "signature_invalid"
}

"404 page not found\n"

{
  "error": "Too Many Requests",
  "message": "rate limit exceeded",
  "code": 429
}

{
  "error": "Internal Server Error",
  "message": "internal error",
  "code": 500
}

{
  "error": "Service Unavailable",
  "message": "census operation not yet available",
  "code": 503
}