Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC+3hiFmhyMwKKH/cypKyIrPVYEFCCVPoBPWe7oHq+2pT5iQGdAK8GHeL9m… (844 chars)"
  }
}