Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDyHS+Ds0n+DrVqeodEVzREIldP5FC/nE+QBbT9RYx7Wz0pxs9Q5xDSxWSw… (1,748 chars)"
  }
}