Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFzlZSfQ0Aqo/xRKbD8s7UogaAcxReC+FhlI277JNWB+mNyasuY/IC1Yf0w… (844 chars)"
  }
}