Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGELFw/2tQ8AoMITc7Skc8xfyn6yhAsSzV3QO1M3nuA1zxiPIb1SwSs8iFd… (844 chars)"
  }
}