Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDWAWzwjuCbu+AUE8lsX8KjcG1e5XnQzwCc0/OkFPefKU/PwEbmoaknneUJ… (1,748 chars)"
  }
}