Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDVBRIKtEJzbagdN0yG8wJmYKm1d+txPqXJRCnc8mzlvE5hoL0ErB4cKVwB… (1,748 chars)"
  }
}