Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAZJvNcn5eQe4YdPEAfi/jedsyxErmYhcCxqBQYsXaypTfy1GWGknTqwSfy… (1,748 chars)"
  }
}