Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQHJ/mj/R/PGNNc8K9M1+ijXWcOhun8uEiOaz8A7FA2lLl74EMHPQ2m31dqD… (1,748 chars)"
  }
}