Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBbmUgdhmUNCp/qC+3zGNEFnSgsTsTKQJH900ZNOIaZwjTN5LHH0R8e2N/J… (1,748 chars)"
  }
}