Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDnUVpHIm2paUJF7qV/qL0eEr2UcG5X8Ph9w+WKwVeh5n1sS73x8Zh7vadD… (1,748 chars)"
  }
}