Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFKA6cEEC3t5XYdPDpjsUKJXlWnnCZa1s950QhYhRr6p1bzIkj6QYBFGnQ2… (844 chars)"
  }
}