Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDpGIT70aP1IjuuW3F0z+C5lkKEALz8x56fgHoX1xKFAiyqM/eB8CkqMgBO… (844 chars)"
  }
}