Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDE1MVE2iQh8QuhqfT76CadrRZ3cAha3NW5IkB7xA9nL0GaA8vwhQPh00gA… (1,748 chars)"
  }
}