Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCVpY4NNmSIewEtdXZ6sHYnQc81O7z9fDcqXhzNm/mmmj9ODxSmTqJYfGmB… (1,748 chars)"
  }
}