Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCmxyQmBXHWRtQ3DH26yrhPnd77I3z83HNLTmB6rfPjvSVvTSf/R6s7x/1S… (1,748 chars)"
  }
}