Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH7X8dCvI9wDH+JY2rCc8y+nyviKIIF1e3MqEHH/Rezsn8Ey2Uerpp4R56q… (844 chars)"
  }
}