Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEs/3fL/xdsx5DAdkRe1Bmc4QVp1TJXHeSA9xT8sX1Ir1a5lcm2g9fWcR6f… (844 chars)"
  }
}