Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQADyVifwrcNi3k0+zKfpXZatwScPCMWPlXpdfG/Kxhy6DNr4Lm2saZ2Dg40… (1,748 chars)"
  }
}