Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB6FDODRZ2DPmpjWvzyKQPVDTCdXTac3N+GJyczFBnT3xRdzdJZYvRS5yCO… (1,748 chars)"
  }
}