Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFm0BWTbHTfgpSPHJA+Ebsv+frg9K3SrhNphomhBHWPhiKfnY+dlVU5Brbv… (1,748 chars)"
  }
}