Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDYk6FlGw/c2pq4CwjRojGLLK+BvtCWa1BfHG9rvdZidxgLQe9xjijLue/b… (1,748 chars)"
  }
}