public function run()
 {
     DB::table('users')->delete();
     $user = User::create(['guid' => '7xDsRLyXEd1PgJ6Glrhs6d', 'email' => '*****@*****.**', 'name' => 'John Doe', 'password' => 'strong_pass_plz', 'secret' => 'secretsecret', 'callback_url' => 'https://url.to/send/on/btc/received', 'rpc_connection' => 'http://*****:*****@ipaddress:18332', 'blocknotify_callback_url' => 'https://url.to/send/on/btc/received']);
     $btcBalance = new Balance(['crypto_type_id' => '1']);
     // btc
     $btcBalance->user()->associate($user);
     $user->balances()->save($btcBalance);
 }