Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCa85BO7aA3wgNTQLl33idjgwjSTpmvDjPEEJ7yj+L9RRFhjAu5JL8F9SME… (1,748 chars)"
  }
}