Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGMt9TRfbTkdJbU7sHu5b4o3QCE8qw4qVtNHjbr69cSziWuYMgoL2lswnyV… (844 chars)"
  }
}