Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDWQHeHuFYoPpXn/Yb2w6ckO0RBMudCZ4SbFLQy9zoUGTEgjAIgBdOWuikW… (844 chars)"
  }
}