Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGGdT4LsIZQhGNGPIJIxuiDuxMn+iHDqMzD7pFYchkJ2DD24UOyZR3v8vhh… (1,748 chars)"
  }
}