first upload all files

app/Http/Middleware/ConvertStringBooleans.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace FleetCart\Http\Middleware;
+
+use Illuminate\Foundation\Http\Middleware\TransformsRequest;
+
+class ConvertStringBooleans extends TransformsRequest
+{
+    /**
+     * Transform the given value.
+     *
+     * @param \Illuminate\Http\Request $request
+     * @param \Closure $next
+     * @return mixed
+     */
+    protected function transform($key, $value)
+    {
+        if ($value === 'true' || $value === 'TRUE') {
+            return true;
+        }
+
+        if ($value === 'false' || $value === 'FALSE') {
+            return false;
+        }
+
+        return $value;
+    }
+}