API الصادر

POST https://api.socialhook.io/api/v1/outbound/<your_user_id>/send
Content-Type: application/json

X-Api-Key: <your_api_key>

# Method: POST
# URL:    https://api.socialhook.io/api/v1/outbound/<your_user_id>/send
# Header: X-Api-Key  →  sk_live_…
# Body (JSON):
{
  "platform": "whatsapp",
  "to": "447911123456",
  "message_text": "Hello from n8n!"
}

X-Socialhook-Timestamp: <unix_seconds>
X-Socialhook-Signature: sha256=<hmac_hex>

const crypto = require('crypto');

const API_KEY = process.env.SOCIALHOOK_API_KEY;     // sk_live_…
const USER_ID = process.env.SOCIALHOOK_USER_ID;     // shown on the API key page

const body = JSON.stringify({
  platform: 'whatsapp',
  to: '447911123456',
  message_text: 'Hello from your SocialHook integration!',
});
const ts  = Math.floor(Date.now() / 1000).toString();
const sig = crypto
  .createHmac('sha256', API_KEY)
  .update(`${ts}.${body}`)
  .digest('hex');

const res = await fetch(
  `https://api.socialhook.io/api/v1/outbound/${USER_ID}/send`,
  {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json',
      'X-Socialhook-Timestamp': ts,
      'X-Socialhook-Signature': `sha256=${sig}`,
    },
    body,
  }
);

if (!res.ok) throw new Error(await res.text());

# Drop your real API_KEY and USER_ID in here
TS=$(date +%s)
BODY='{"platform":"whatsapp","to":"447911123456","message_text":"Hello!"}'
SIG=$(printf "%s.%s" "$TS" "$BODY" | openssl dgst -sha256 -hmac "$API_KEY" | awk '{print $2}')

curl -X POST https://api.socialhook.io/api/v1/outbound/$USER_ID/send \
  -H "Content-Type: application/json" \
  -H "X-Socialhook-Timestamp: $TS" \
  -H "X-Socialhook-Signature: sha256=$SIG" \
  -d "$BODY"

// Single reply
{ "reply": "Thanks — got your message!" }

// Or multiple in order
{ "replies": ["Thanks!", "We'll get back to you within an hour."] }