diff --git a/src/Context/JsonContext.php b/src/Context/JsonContext.php
index c998b80..b7a8fef 100644
--- a/src/Context/JsonContext.php
+++ b/src/Context/JsonContext.php
@@ -15,9 +15,9 @@ class JsonContext implements Context
     use RequestTrait;
 
     public function __construct(
-        protected KernelInterface $kernel,
+        protected KernelInterface  $kernel,
         protected ArrayDeepCompare $arrayComp,
-        protected State $state,
+        protected State            $state,
     ) {
     }
 
@@ -29,10 +29,10 @@ public function iMakeARequestWithJsonDataTo(string $method, string $url, ?PyStri
             $rawData = $data->getRaw();
             $server['CONTENT_TYPE'] = 'application/json';
             if (str_contains($rawData, "\n\n")) {
-                [$headers,$rawData] = explode("\n\n", $rawData);
+                [$headers, $rawData] = explode("\n\n", $rawData);
                 foreach (explode("\n", $headers) as $headerRow) {
-                    [$headerKey,$headerValue] = explode(':', $headerRow, 2);
-                    $server['HTTP_'.strtoupper($headerKey)] = trim($headerValue);
+                    [$headerKey, $headerValue] = explode(':', $headerRow, 2);
+                    $server['HTTP_' . strtoupper($headerKey)] = trim($headerValue);
                 }
             }
         }
@@ -84,7 +84,9 @@ public function theResponseJsonDoesNotContain(PyStringNode $string): void
     {
         try {
             $this->theResponseJsonContains($string);
-        } catch (\DomainException|\JsonException) {
+        } catch (\JsonException $e) {
+            throw new \JsonException('JSON Syntax Error: ' . $e->getMessage());
+        } catch (\DomainException) {
             return;
         }
         throw new \DomainException('the response json contains exact this data');
diff --git a/src/Helper/ArrayDeepCompare.php b/src/Helper/ArrayDeepCompare.php
index de9545e..9817955 100644
--- a/src/Helper/ArrayDeepCompare.php
+++ b/src/Helper/ArrayDeepCompare.php
@@ -62,7 +62,14 @@ protected function hasDiff($a, $b, string $path = '', bool $reverseCheck = true)
         if (!\is_array($a) && !\is_array($b)) {
             // Scalar values -> compare
             if ($a !== $b) {
-                $this->difference = sprintf('%s: (%s) %s != (%s) %s', $path, \gettype($a), (string)($a ?? ''), \gettype($b), (string)($b ?? ''));
+                $this->difference = sprintf(
+                    '%s: (%s) %s != (%s) %s',
+                    $path,
+                    \gettype($a),
+                    $a ?? '',
+                    \gettype($b),
+                    $b ?? ''
+                );
 
                 return true;
             }
@@ -106,7 +113,7 @@ protected function hasDiff($a, $b, string $path = '', bool $reverseCheck = true)
                         continue 2;
                     }
                 }
-                $this->difference = sprintf('%s: %s Missing', $subpath, (string) $v);
+                $this->difference = sprintf('%s: %s Missing', $subpath, is_array($v) ? json_encode($v) : (string) $v);
 
                 return true;
             }
@@ -114,7 +121,7 @@ protected function hasDiff($a, $b, string $path = '', bool $reverseCheck = true)
 
         // Still entries left in b? -> unequal
         if ($reverseCheck && \count($b)) {
-            $item = (string) array_reverse($b)[0];
+            $item = is_array(array_reverse($b)[0]) ? json_encode(array_reverse($b)[0]) : (string) array_reverse($b)[0];
             $subpath = ($path ? $path.'.' : '').$item;
             $this->difference = sprintf('%s: Extra', $subpath);
 
@@ -123,4 +130,5 @@ protected function hasDiff($a, $b, string $path = '', bool $reverseCheck = true)
 
         return false;
     }
+
 }
diff --git a/tests/Helper/ArrayDeepCompareTest.php b/tests/Helper/ArrayDeepCompareTest.php
index 91ba435..ed96860 100644
--- a/tests/Helper/ArrayDeepCompareTest.php
+++ b/tests/Helper/ArrayDeepCompareTest.php
@@ -30,8 +30,9 @@ public function arrayContainsProvider()
             [['a' => 'b', 'c' => 'd'], /* contains */ ['c' => 'd']],
             [['a' => [['b' => 'c', 'd' => 'e']]], /* contains */ ['a' => [['b' => 'c']]]],
             [['a' => [['b' => 'c', 'd' => 'e']]], /* contains */ ['a' => [['d' => 'e']]]],
-            [['apple','banana'], /* contains */ ['banana']],
-            [['a' => ['apple','banana']], /* contains */ ['a' => []]],
+            [['apple', 'banana'], /* contains */ ['banana']],
+            [['a' => ['apple', 'banana']], /* contains */ ['a' => []]],
+            [['result' => ['apples' => [['appleId' => '10'], ['appleId' => '20']]]], /* contains */ ['result' => ['apples' => [['appleId' => '10']]]]],
         ];
     }
 
@@ -48,11 +49,12 @@ public function arrayContainsNotProvider()
     {
         return [
             [['a', 'b'], /* doesn't contain */ ['c'], /* because */ '0: c Missing'],
-            [['a' => 'b', 'c' => 'd'], /* doesn't contain */  ['a' => 'c'], /* because */ 'a: (string) c != (string) b'],
-            [['a' => 'b', 'c' => 'd'], /* doesn't contain */  ['c' => 'b'], /* because */ 'c: (string) b != (string) d'],
-            [['a' => [['b' => 'c', 'd' => 'e']]], /* doesn't contain */  ['a' => ['b' => 3]], /* because */ 'a.b: Missing'],
-            [['a' => [['b' => 'c', 'd' => 'e']]], /* doesn't contain */  ['a' => ['d' => 'c']], /* because */ 'a.d: Missing'],
-            [['a' => ['apple','banana']], /* doesn't contain */ ['a' => 'apple'], /* because */ 'a: <string> != <array>'],
+            [['a' => 'b', 'c' => 'd'], /* doesn't contain */ ['a' => 'c'], /* because */ 'a: (string) c != (string) b'],
+            [['a' => 'b', 'c' => 'd'], /* doesn't contain */ ['c' => 'b'], /* because */ 'c: (string) b != (string) d'],
+            [['a' => [['b' => 'c', 'd' => 'e']]], /* doesn't contain */ ['a' => ['b' => 3]], /* because */ 'a.b: Missing'],
+            [['a' => [['b' => 'c', 'd' => 'e']]], /* doesn't contain */ ['a' => ['d' => 'c']], /* because */ 'a.d: Missing'],
+            [['a' => ['apple', 'banana']], /* doesn't contain */ ['a' => 'apple'], /* because */ 'a: <string> != <array>'],
+            [['result' => ['apples' => [['appleId' => '10'], ['appleId' => '20']]]], /* contains */ ['result' => ['apples' => [['appleId' => '30']]]], 'result.apples.0: {"appleId":"30"} Missing'],
         ];
     }
 
@@ -66,7 +68,7 @@ public function arrayEqualsProvider()
     {
         return [
             [['a'], /* equals */ ['a']],
-            [['a', 'b'], /* equals */ ['b','a']],
+            [['a', 'b'], /* equals */ ['b', 'a']],
         ];
     }
 
@@ -84,7 +86,7 @@ public function arrayEqualsNotProvider()
         return [
             [['a', 'b'], /* doesn't equal */ ['a'], /* because */ '1: b Missing'],
             [['a', 'b'], /* doesn't equal */ ['b'], /* because */ '0: a Missing'],
-            [['a'], /* doesn't equal */ ['a','b'], /* because */ 'b: Extra'],
+            [['a'], /* doesn't equal */ ['a', 'b'], /* because */ 'b: Extra'],
         ];
     }