{
  "graph": {
    "metadata": {
      "name": "payment-retry-demo",
      "description": "Golden IR for demos: signup → payment with edge retry (maxAttempts 3) — matches pythonFastAPI edge.config.retry + node retryPolicy fallback shape"
    },
    "nodes": [
      {
        "id": "signup",
        "type": "http",
        "name": "Signup",
        "config": {
          "url": "/signup",
          "method": "POST",
          "operation": "create",
          "businessLogic": "Create account then trigger payment flow"
        }
      },
      {
        "id": "payment",
        "type": "http",
        "name": "Process payment",
        "config": {
          "url": "/payment",
          "method": "POST",
          "operation": "create",
          "businessLogic": "Charge payment provider with retries on transient failures",
          "retryPolicy": { "maxAttempts": 3, "backoffMs": 500, "strategy": "exponential" }
        }
      }
    ],
    "edges": [
      {
        "from": "signup",
        "to": "payment",
        "id": "e-signup-payment",
        "config": {
          "retry": { "maxAttempts": 3, "backoffMs": 500, "strategy": "exponential" }
        }
      }
    ]
  }
}