{
  "requests": [
    {
      "jsonrpc": "2.0",
      "id": 3,
      "method": "tools/call",
      "params": {
        "name": "venue.preview_revision",
        "arguments": {
          "goal": "Protect the west accessible route",
          "idempotencyKey": "fixture-preview-001",
          "correlationId": "fixture-001"
        }
      }
    },
    {
      "jsonrpc": "2.0",
      "id": 4,
      "method": "tools/call",
      "params": {
        "name": "venue.preview_revision",
        "arguments": {
          "goal": "Protect the west accessible route",
          "idempotencyKey": "fixture-preview-001",
          "correlationId": "fixture-001"
        }
      }
    }
  ],
  "responses": [
    {
      "jsonrpc": "2.0",
      "id": 3,
      "result": {
        "content": [
          {
            "type": "text",
            "text": "{\"proposalId\":\"proposal-32-b\",\"baseVersion\":\"3.2\",\"revision\":2,\"changedItems\":4,\"requiresHumanApproval\":true,\"receipt\":{\"id\":\"receipt-0001\",\"idempotencyKey\":\"fixture-preview-001\",\"commandType\":\"preview_revision\",\"inputFingerprint\":\"command-b6de627b\",\"correlationId\":\"fixture-001\",\"actor\":\"agent\",\"resultIds\":{\"proposalId\":\"proposal-32-b\"},\"occurredAt\":\"2026-08-27T10:00:00.000Z\"}}"
          }
        ],
        "structuredContent": {
          "proposalId": "proposal-32-b",
          "baseVersion": "3.2",
          "revision": 2,
          "changedItems": 4,
          "requiresHumanApproval": true,
          "receipt": {
            "id": "receipt-0001",
            "idempotencyKey": "fixture-preview-001",
            "commandType": "preview_revision",
            "inputFingerprint": "command-b6de627b",
            "correlationId": "fixture-001",
            "actor": "agent",
            "resultIds": {
              "proposalId": "proposal-32-b"
            },
            "occurredAt": "2026-08-27T10:00:00.000Z"
          }
        }
      }
    },
    {
      "jsonrpc": "2.0",
      "id": 4,
      "result": {
        "content": [
          {
            "type": "text",
            "text": "{\"proposalId\":\"proposal-32-b\",\"baseVersion\":\"3.2\",\"revision\":2,\"changedItems\":4,\"requiresHumanApproval\":true,\"receipt\":{\"id\":\"receipt-0001\",\"idempotencyKey\":\"fixture-preview-001\",\"commandType\":\"preview_revision\",\"inputFingerprint\":\"command-b6de627b\",\"correlationId\":\"fixture-001\",\"actor\":\"agent\",\"resultIds\":{\"proposalId\":\"proposal-32-b\"},\"occurredAt\":\"2026-08-27T10:00:00.000Z\"}}"
          }
        ],
        "structuredContent": {
          "proposalId": "proposal-32-b",
          "baseVersion": "3.2",
          "revision": 2,
          "changedItems": 4,
          "requiresHumanApproval": true,
          "receipt": {
            "id": "receipt-0001",
            "idempotencyKey": "fixture-preview-001",
            "commandType": "preview_revision",
            "inputFingerprint": "command-b6de627b",
            "correlationId": "fixture-001",
            "actor": "agent",
            "resultIds": {
              "proposalId": "proposal-32-b"
            },
            "occurredAt": "2026-08-27T10:00:00.000Z"
          }
        }
      }
    }
  ],
  "invariant": "responses[0].result.structuredContent.receipt.id === responses[1].result.structuredContent.receipt.id"
}