Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFn8sL/1JL5tMuhb1SYrCA74ZUE52yy2zLwXzwBDPfR027MpaNpu/y2Qfq3… (1,748 chars)"
  }
}