Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDBEgv9OPyta+Gjo3itWWdP3/QHVOvsJLpP1lqCEE8OAmP31aW6/AmMoXW4… (1,748 chars)"
  }
}