Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCm23cqgf5pv/i0HZMl5LLkXSX8ylhDWggjlX022dTIvzJIvP5Fpb5fh8JB… (844 chars)"
  }
}