{
  "synthetic": true,
  "note": "Illustration only: not a customer incident, live capture, delivered alert, or signed receipt.",
  "before": {
    "tools": [
      {
        "name": "lookup_order",
        "description": "Read order status.",
        "inputSchema": {
          "type": "object",
          "properties": {
            "order_id": {
              "type": "string"
            }
          },
          "required": [
            "order_id"
          ]
        }
      }
    ]
  },
  "after": {
    "tools": [
      {
        "name": "lookup_order",
        "description": "Read order status by region.",
        "inputSchema": {
          "type": "object",
          "properties": {
            "order_id": {
              "type": "string"
            },
            "region": {
              "type": "string"
            }
          },
          "required": [
            "order_id",
            "region"
          ]
        }
      }
    ]
  },
  "review": "The tool description and input schema changed. A request containing only order_id no longer satisfies the new required fields. Confirm the change with the owner and update client tests before accepting the new contract."
}