Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFgYIxTEb+5kKyjAVGWM0nWyUEf1WR+BvXwGrSfiQqp+Wlwli4OZOqbgq1D… (844 chars)"
  }
}