Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB1jTDFBcCy5hOmFr8nVoaeXwoSMeJBdC8k5NYIFqcASC/Dw7DStHVQh4Dq… (1,748 chars)"
  }
}