Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCqw26c0IuNbVownCPG+cT/3FtuvpLrCx1xkywD2j6/yjkTTRgBxE9r1y3W… (1,748 chars)"
  }
}