Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/349LUX+Wjixa+zC1Z7nVtj8j3az+79uuFjPL1MaiJgSHBwvwxfrZ2pwb… (1,748 chars)"
  }
}