Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDzf2lODVOiekZaByqv8H3NBhXa07SaDvDkDDGTpOFloCbJxR8mw6XEEIW/… (1,748 chars)"
  }
}