Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFRQMOAD11iZdPFVh/xNblP+fb4UR1dl8sV3iNG25Sjw3xekHuUl1oCaUv/… (1,748 chars)"
  }
}