Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFdPRuZQLVbdwy2c0/JVtYuinVX1bVIeO9VdI+M7dxRcB5pKt5b91fIQtMx… (844 chars)"
  }
}