Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGgWD4oHNSriGdblstHM4fOSXCMF3fQxgIfEdzl+/f5XzTjX1IEeXdWQxT+… (844 chars)"
  }
}