Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBEqf2QbtZ4/iE0t8d5oy1/FS98k14Xa/nkPSbICUQlXWq/FEldA4tYhy93… (1,748 chars)"
  }
}