Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCutyvIfZCvFN2N3qArdZfOIrIW9w/+U3KncI9B6Xetw1xEXW3s4eyC75uc… (1,748 chars)"
  }
}