Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCjYCdN87y2A1Pn/r5bYE4/FozcXmvno9NTqP43hXDMpjyrqpKFVNdCtkqE… (1,748 chars)"
  }
}