Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH7U6x/j5+O7UOqhyNlJDoOQATt+i2CSTT8tFDvQ0H6Zgjb1EzHSGc93fEd… (844 chars)"
  }
}