// Envoyer un message texte
await fetch(
  "https://sender.opportail.com/v1/instances/opportail-rdc/messages",
  {
    method: "POST",
    headers: {
      "X-API-Key": process.env.OPSENDER_API_KEY,
      "Idempotency-Key": "order-HM-4821",
      "Content-Type": "application/json"
    },
    body: JSON.stringify({
      type: "text",
      to: "+250788000000",
      text: { body: "Votre annonce est-elle disponible ?" }
    })
  }
);

// PHP 8+
$response = file_get_contents(
  "https://sender.opportail.com/v1/instances/opportail-rdc/messages",
  false,
  stream_context_create(["http" => [
    "method" => "POST",
    "header" => "X-API-Key: $apiKey\r\nContent-Type: application/json",
    "content" => json_encode([
      "type" => "text", "to" => "+250788000000",
      "text" => ["body" => "Bonjour depuis Opsender"]
    ])
  ]])
);

# Python 3
import os, requests

response = requests.post(
  "https://sender.opportail.com/v1/instances/opportail-rdc/messages",
  headers={
    "X-API-Key": os.environ["OPSENDER_API_KEY"],
    "Idempotency-Key": "order-HM-4821"
  },
  json={
    "type": "text", "to": "+250788000000",
    "text": {"body": "Bonjour depuis Opsender"}
  }
)

curl -sS -X POST \
  -H "X-API-Key: $OPSENDER_API_KEY" \
  -H "Idempotency-Key: order-HM-4821" \
  -H "Content-Type: application/json" \
  -d '{
    "type":"text",
    "to":"+250788000000",
    "text":{"body":"Bonjour depuis Opsender"}
  }' \
  https://sender.opportail.com/v1/instances/opportail-rdc/messages