Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDL4Bk1M5O05TZvL8fEOmm89KF1FQ4HekV+uBrKrXm+lnicOomGFuZx0vQR… (844 chars)"
  }
}