Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHZSK+HUZN+DuWLuUycMXnHW0owz1YRTEwMprrUCQ8baTL9TKvg6Fpo3I0t… (844 chars)"
  }
}