Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF7usiL7J5LrzR4N23faH+CeYW1qZqNV4jPyQxlbPAHzlSQr6cB+aIzd1Zr… (844 chars)"
  }
}