Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBJ+5QeZASV/H4EqTbgwTX4woXfnZqRCjhJDXX4m3QvDVGzMV13g6LMsH7I… (1,748 chars)"
  }
}