Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQIvET1jEBO4sNqbhv3K0R0NW0yyPGqUCLhxrOSSH8+nkwKKbiIB/MpZvDzc… (1,748 chars)"
  }
}