Étape 3 - Réception de la notification IPN

{
  "transaction_id": "EFB.144358",
  "amount": 1000,
  "benefice": 1000,
  "commission": 0,
  "destination": "0500156008",
  "fee": 0,
  "reponse": "operation succes",
  "error": "",
  "service_id": 14,
  "customer_name": "KAYBIC AFRICA",
  "state": "SUCCESSFUL",
  "custom_data": "order_789",
  "ipn_url": "",
  "provider_id": null,
  "sms_link": 0,
  "created_at": "2022-10-18T02:38:44.000+00:00",
  "updated_at": "2022-10-18T02:38:44.000+00:00",
  "ipn_state": 0
}

{
  "transaction_id": "EFB.144359",
  "amount": 2000,
  "benefice": 2000,
  "commission": 0,
  "destination": "0670123456",
  "fee": 0,
  "reponse": "",
  "error": "Solde insuffisant",
  "service_id": 10,
  "customer_name": "KAYBIC AFRICA",
  "state": "FAILED",
  "custom_data": "order_789",
  "ipn_url": "",
  "provider_id": null,
  "sms_link": 0,
  "created_at": "2022-10-18T02:38:44.000+00:00",
  "updated_at": "2022-10-18T02:38:44.000+00:00",
  "ipn_state": 0
}

const generatedHash = sha256(api_key + transaction_id);
generatedHash == hash
  ? console.log("la réponse vient de chez nous")
  : console.log("la réponse ne viens pas de chez nous");