Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCVjqSg1spyq+R5hfCkRWzPWjvTI/7jBy0MZw9v7mwVW0cFuZ4WwSM2q7oy… (1,748 chars)"
  }
}