Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCQQfeZDQzYPbqnNjlLLkivdvlHKAEKQ2OpAYDnmpHfDjp2H+6jgLC2hE6Z… (1,748 chars)"
  }
}