Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDt9E0wpw7NzG0nPOBPL0Cw+v03ZwLZGhuBfSuvrb6NinMxNMtKiWm/tyBs… (844 chars)"
  }
}