Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQFzbhQ1t3ZyYFlxuZdkcOXkS9KiI48eZER3a74VTzzJzCiC5WIrKxoP8TZX… (1,748 chars)"
  }
}