Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB0S8FEP34hoGdcizX/vSpRrdPOmTJ/lRxRz4K8Xis1xERITOYmn0zREdFD… (1,748 chars)"
  }
}