Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBPtL5O26lbcdWPju8L3aW6nPOPGUeifQipdL1xsX2kbQ7/ikWAqS57x2JB… (1,748 chars)"
  }
}