Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCDWLIa8By0+rCap5TNwYwW5hDEb3asm+wW/I/k4uQJGzM6oXk1DSNwsj+B… (1,748 chars)"
  }
}