Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCzwQCC1l5XLu6ANMeN/wJVdYLmYlKuv/uZpZtb4vX/y2ax+aFz4yat/SRH… (844 chars)"
  }
}