Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC1g3zrWfJkdB22ILd2uWhErZD1X7g+RWFNRhfgE+mW1ka9ofGle9T6Pgtj… (1,748 chars)"
  }
}