Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAjplFIIbRMHwMhaI76AOaOSqM2FaHJDkKz7FPvonoyGGCJDqF+3Sg3VcAm… (1,748 chars)"
  }
}