Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQABk2/N8Ff19TAuQCZA1AS6cZsc8+auuwoQfWik0JTgvhYn1KVLmYAbDSjV… (1,748 chars)"
  }
}