Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCdFhbkw6VdByswVzIWiSv72oGp45BTLtjMYgABsl4T+C9DTlbos/Z8/0V+… (1,748 chars)"
  }
}