Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCExjDRHl9XGEhkwg0aRQR6kRDXbcXFeA5MXCWURhPJLUc9EQW9amRTVvjl… (844 chars)"
  }
}