Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC98IvVEQthIvCPQOK1ANlPx3oyb+T/dDQ4Cq2d2F2cmgoKPyizipR0ujjC… (1,748 chars)"
  }
}