Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB2yibSFt9Z/BZjHINnm3PKn9A1VIrXgOJUvY6qnxBRQAb1M3rU+adQEesE… (844 chars)"
  }
}