[
  {
    "id": "read-1",
    "tool": "crm.lookup",
    "effect": "read",
    "status": "succeeded",
    "arguments": {
      "customer": "demo-17"
    }
  },
  {
    "id": "write-done",
    "tool": "ticket.update",
    "effect": "write",
    "status": "succeeded",
    "arguments": {
      "ticket": "demo-42",
      "state": "invoiced"
    },
    "idempotency_key": "ticket-42"
  },
  {
    "id": "write-1",
    "tool": "invoice.create",
    "effect": "write",
    "status": "succeeded",
    "arguments": {
      "customer": "demo-17",
      "amount": 125
    },
    "idempotency_key": "invoice-17"
  },
  {
    "id": "retry-1",
    "tool": "invoice.create",
    "effect": "write",
    "status": "timeout",
    "arguments": {
      "amount": 125,
      "customer": "demo-17"
    },
    "idempotency_key": "invoice-17"
  },
  {
    "id": "write-2",
    "tool": "message.send",
    "effect": "write",
    "status": "timeout",
    "arguments": {
      "recipient": "demo-user",
      "message": "Your invoice is ready"
    }
  },
  {
    "id": "retry-2",
    "tool": "message.send",
    "effect": "write",
    "status": "failed",
    "arguments": {
      "message": "Your invoice is ready",
      "recipient": "demo-user"
    }
  },
  {
    "id": "conflict-1",
    "tool": "invoice.create",
    "effect": "write",
    "status": "failed",
    "arguments": {
      "customer": "demo-17",
      "amount": 250
    },
    "idempotency_key": "invoice-17"
  }
]