{
  "event_id": "evt_fixture_todo_completed_01",
  "event_type": "todos.task.completed",
  "schema_version": "hasna.app_event.v1",
  "source": {
    "app": "todos",
    "version": "0.0.0-fixture",
    "machine": "fixture.local"
  },
  "occurred_at": "2026-07-29T12:00:00.000Z",
  "severity": "notice",
  "idempotency": {
    "dedupe_key": "fixture:interop-project:todo-42:completed:v1",
    "replay_safe": true
  },
  "correlation": {
    "correlation_id": "corr_fixture_interop_project_01",
    "causation_id": "evt_fixture_todo_created_01"
  },
  "subject": {
    "kind": "task",
    "id": "todo_fixture_42",
    "uri": "hasna://todos/tasks/todo_fixture_42"
  },
  "actor": {
    "kind": "service",
    "id": "todos",
    "name": "Todos fixture producer"
  },
  "project_mappings": {
    "canonical_id": "project_fixture_interop",
    "slug": "interop-fixture",
    "repository": "https://example.invalid/hasna/interop-fixture",
    "workspace": "workspace_fixture_interop",
    "external_ids": {
      "todos": "project_fixture_interop",
      "conversations": "conversation_fixture_17",
      "mementos": "memento_fixture_09",
      "projects": "project_fixture_interop",
      "codewith": "mailbox_fixture_interop"
    }
  },
  "summary": "Interop fixture task completed successfully.",
  "data": {
    "task_status": "completed",
    "task_title": "Verify app-event interoperability",
    "conversation_id": "conversation_fixture_17",
    "memento_id": "memento_fixture_09",
    "mailbox_topic": "project.activity",
    "render_hint": {
      "component": "StatusBadge",
      "tone": "success"
    }
  },
  "resource_refs": [
    {
      "kind": "task",
      "id": "todo_fixture_42",
      "uri": "hasna://todos/tasks/todo_fixture_42",
      "source_package": "@hasna/todos",
      "external_id": "todo_fixture_42"
    },
    {
      "kind": "conversation",
      "id": "conversation_fixture_17",
      "uri": "hasna://conversations/conversation_fixture_17"
    },
    {
      "kind": "memento",
      "id": "memento_fixture_09",
      "uri": "hasna://mementos/memento_fixture_09"
    },
    {
      "kind": "render",
      "id": "project_fixture_interop_status",
      "uri": "hasna://projects/project_fixture_interop/render/status"
    }
  ],
  "evidence_refs": [
    {
      "kind": "test_result",
      "id": "evidence_fixture_interop_01",
      "uri": "artifact://interop-fixture/test-report.json",
      "redaction": "none"
    }
  ],
  "sensitivity": {
    "classification": "internal",
    "contains_personal_data": false
  },
  "redaction": {
    "state": "none",
    "fields": [],
    "safe_for_logs": true
  },
  "delivery": {
    "intent": "notification",
    "mode": "at_least_once",
    "targets": [
      "todos",
      "conversations",
      "mementos",
      "projects-json-render",
      "codewith-mailbox"
    ],
    "agent_conversation_injection": false
  }
}