Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCOYQZATQcZxYWgB1MBsnlM4hAVKQ9s0YI1nj9HANUBF1xSQT4ci2id6jC2… (1,748 chars)"
  }
}