Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAbbqmA6U8QbKBMQ27uWGfhUY/PpDt8weH8Fz06Qz1IJAHhwvvxhR48ByR4… (1,748 chars)"
  }
}