{
    "HeatStacks.list_stacks_and_events": [
        {
            "runner": {
                "type": "constant",
                "times": 10,
                "concurrency": 1
            },
            "context": {
                "users": {
                    "tenants": 1,
                    "users_per_tenant": 1
                },
                "stacks": {
                    "stacks_per_tenant": 2,
                    "resources_per_stack": 10
                }
            }
        }
    ]
}