fn push_subscription_delivery_path(
edges: &mut Vec<Value>,
seen_edges: &mut HashSet<String>,
detail: &DiagnosticsRoomDetail,
receiver: &DiagnosticsUserView,
sub: &DiagnosticsSubscription,
direction: &str,
)fn push_subscription_delivery_path(
edges: &mut Vec<Value>,
seen_edges: &mut HashSet<String>,
detail: &DiagnosticsRoomDetail,
receiver: &DiagnosticsUserView,
sub: &DiagnosticsSubscription,
direction: &str,
)