[
  {
    "id": "evt-01",
    "receipt": "DEMO-F",
    "action": "receive",
    "tasks": [
      {
        "id": "delivery",
        "kind": "order",
        "owner": "demo-user",
        "order": "demo-order-1"
      },
      {
        "id": "invoice",
        "kind": "change"
      }
    ]
  },
  {
    "id": "evt-02",
    "receipt": "DEMO-F",
    "action": "finish",
    "task": "invoice",
    "note": "架空の請求担当が変更を完了したとする入力"
  },
  {
    "id": "evt-01",
    "receipt": "DEMO-F",
    "action": "receive",
    "tasks": [
      {
        "id": "delivery",
        "kind": "order",
        "owner": "demo-user",
        "order": "demo-order-1"
      },
      {
        "id": "invoice",
        "kind": "change"
      }
    ]
  },
  {
    "id": "evt-03",
    "receipt": "DEMO-X",
    "action": "receive",
    "tasks": [
      {
        "id": "delivery",
        "kind": "order",
        "owner": "other-user",
        "order": "demo-order-1"
      }
    ]
  },
  {
    "id": "evt-04",
    "receipt": "DEMO-FAIL",
    "action": "receive",
    "tasks": [
      {
        "id": "delivery",
        "kind": "order",
        "owner": "demo-user",
        "order": "demo-order-fail"
      }
    ]
  },
  {
    "id": "evt-05",
    "receipt": "DEMO-UNKNOWN",
    "action": "receive",
    "tasks": [
      {
        "id": "delivery",
        "kind": "order",
        "owner": null,
        "order": "demo-order-1"
      }
    ]
  },
  {
    "id": "evt-06",
    "receipt": "DEMO-F",
    "action": "receive",
    "tasks": [
      {
        "id": "delivery",
        "kind": "order",
        "owner": "demo-user",
        "order": "demo-order-1"
      },
      {
        "id": "invoice",
        "kind": "change"
      }
    ]
  },
  {
    "id": "evt-07",
    "receipt": "DEMO-F",
    "action": "receive",
    "tasks": [
      {
        "id": "delivery",
        "kind": "order",
        "owner": "demo-user",
        "order": "demo-order-1"
      }
    ]
  }
]