Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAFtrX5pIn4N/9+8c0PBrsf4sNuIBeBEQnDw1LeY7f+6h56yvhRpRxkXfdu… (1,748 chars)"
  }
}