Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDFcfguPpH77zCKn+nk2obIG57A8JfxjwC6zh0M6qpnx1D1wovTlBPSa4Cj… (1,748 chars)"
  }
}