Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHo/3mFcjvOYm4jthRa+l1gBp3jSfYCPc8j2p9ZsIcK0z7ne+UN1GJ3djTd… (844 chars)"
  }
}