Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBT5STjjqp6JCVN1lbl97INUZWlwy3rHGOBV3GLjX2ySGq73XTYqSZ4y03V… (1,748 chars)"
  }
}