Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEd7vqF+fTRkOGUY023XJb8YlW6ciw6Ixh9DVpRxM8Wrm2utJhePt2cWbcv… (844 chars)"
  }
}