Optimize the SQL queries that finds unsent echomail,netmail and files

app/Models/Echomail.php

@@ -3,6 +3,7 @@
 namespace App\Models;
 
 use Carbon\Carbon;
+use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\SoftDeletes;
 use Illuminate\Support\Collection;
@@ -279,6 +280,33 @@ final class Echomail extends Model implements Packet
 		});
 	}
 
+	/* SCOPES */
+
+	/**
+	 * Base query to find uncollected echomails
+	 *
+	 * @param Builder $query
+	 * @return Builder
+	 */
+	public function scopeUncollected(Builder $query): Builder
+	{
+		return $this
+			->join('echomail_seenby',['echomail_seenby.echomail_id'=>'echomails.id'])
+			->whereNull('echomails.deleted_at')
+			->whereNotNull('export_at')
+			->whereNull('sent_at')
+			->with([
+				'tagline:id,value',
+				'tearline:id,value',
+				'origin:id,value',
+				'echoarea:id,name,domain_id',
+				'echoarea.domain:id,name',
+				'fftn:id,zone_id,region_id,host_id,node_id,point_id',
+				'fftn.zone:id,domain_id,zone_id',
+				'fftn.zone.domain:id,name',
+			]);
+	}
+
 	/* RELATIONS */
 
 	public function echoarea()