Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCtgJY8tq41SEOOZRhI61szB/xgc1Vg6ruWOZWk6s5vhCgqFcR4Aafn1W8p… (1,748 chars)"
  }
}