Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBjaryzKbKHbgC6a4jY5hq4SsOh/FYICvKAZfQAC/VNi3pAR487foVoy/N4… (1,748 chars)"
  }
}