Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCulfV3s9vBi/g5htGI5jv2/upOYJ1WEmCLmct+EBvAkB1NnGS6GF/pK57g… (1,748 chars)"
  }
}