Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDJHFrsCaTjDSz3c5Yil6xxHecbIbxEpDyf665kdvdxKGlLltMJ1PFbTHbA… (1,748 chars)"
  }
}