Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBfYIgM1r0jMIFOURrXYoYwe1fQNoJk+DCanFi0rjeAD2Anqk+SGh2x30h8… (1,748 chars)"
  }
}