Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBLsVvaNEZB6X/+qGv86pIH3y0pqbpCUhR1oytc5+d08FhViGJCfzsX9ZWJ… (1,748 chars)"
  }
}