Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEREzIz/kus8bb+V1L5J2L6KvAn+PSkSeV/Qbw11SoTkVxvvSo3JxvqcDM4… (1,748 chars)"
  }
}