Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBcb313oRnNiz/9kqnmJrYs4kM1XksOB1XVrlon3Aq8JAKl6ykJevp/2nvs… (1,748 chars)"
  }
}