Some little adjustments.

config/jwt.php

@@ -21,7 +21,7 @@ return [
     |
     */
 
-    'secret' => env('JWT_SECRET'),// 'changeme'),
+    'secret' => env('JWT_SECRET'),
 
     /*
     |--------------------------------------------------------------------------
@@ -33,7 +33,7 @@ return [
     |
     */
 
-    'ttl' => 60,
+    'ttl' => 525600,
 
     /*
     |--------------------------------------------------------------------------
@@ -47,7 +47,7 @@ return [
     |
     */
 
-    'refresh_ttl' => 20160,
+    'refresh_ttl' => 3153600,
 
     /*
     |--------------------------------------------------------------------------
@@ -133,7 +133,7 @@ return [
         |
         */
 
-        'user' => 'Tymon\JWTAuth\Providers\User\EloquentUserAdapter',
+        'user' => Tymon\JWTAuth\Providers\User\EloquentUserAdapter::class,
 
         /*
         |--------------------------------------------------------------------------
@@ -144,7 +144,7 @@ return [
         |
         */
 
-        'jwt' => 'Tymon\JWTAuth\Providers\JWT\Namshi',
+        'jwt' => Tymon\JWTAuth\Providers\JWT\Namshi::class,
 
         /*
         |--------------------------------------------------------------------------
@@ -155,7 +155,7 @@ return [
         |
         */
 
-        'auth' => 'Tymon\JWTAuth\Providers\Auth\Illuminate',
+        'auth' => Tymon\JWTAuth\Providers\Auth\Illuminate::class,
 
         /*
         |--------------------------------------------------------------------------
@@ -166,7 +166,7 @@ return [
         |
         */
 
-        'storage' => 'Tymon\JWTAuth\Providers\Storage\Illuminate',
+        'storage' => Tymon\JWTAuth\Providers\Storage\Illuminate::class,
 
     ],