Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCa1iJ3Fh1dSYJNgMdRkP1izjBvosnO1G1OpE0LFymFC2OdFzR+RK0OMzVe… (1,748 chars)"
  }
}