Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCH5YmB+udP9q2l4z3Uj6N+BWPY3DLW7DtFXoj8iQ55uGwY3Z448lzCQdKT… (1,748 chars)"
  }
}