Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDUCgE/i7cgiR2Cw5B+aukjT9RtTZRbs4hitTwvPf7c7ii/bPVD0BTGd85W… (1,748 chars)"
  }
}