Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEAq0uRhIB1ZUo4N/d0p3Vfl2/UTTK3WbMbM98pqzKQ6Whx3OwU61B625Yj… (844 chars)"
  }
}