Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFJYqTyDtOnsR06IX+NR4VAyqJ2L8fs2nnxU1YbhIrnEkpfKEqqfODF5JNO… (1,748 chars)"
  }
}