diff --git a/config/services/http_value_resolver.yaml b/config/services/http_value_resolver.yaml
index 21b40f2..3f59048 100644
--- a/config/services/http_value_resolver.yaml
+++ b/config/services/http_value_resolver.yaml
@@ -5,6 +5,7 @@ services:
         public: false
         arguments:
             - '%upload_directory%'
+            - '@serializer'
 
     cleverage_ui_process.http_value_resolver.process_configuration:
         class: CleverAge\UiProcessBundle\Http\ValueResolver\ProcessConfigurationValueResolver
diff --git a/docs/index.md b/docs/index.md
index db90d03..5297d9e 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -52,12 +52,25 @@ That's all, now you can launch a process via http post request
 ***Curl sample***
 ```bash
 make bash
-curl --location 'http://apache2/http/process/execute?code=demo.die' \
---header 'Authorization: Bearer 3da8409b5f5b640fb0c43d68e8ac8d23' \
---form 'input=@"/file.csv"' \
---form 'context[context_1]="FOO"' \
---form 'context[context_2]="BAR"'
+curl --location 'http://localhost/http/process/execute' \
+--header 'Authorization: Bearer myBearerToken' \
+--form 'input=@"/path/to/your/file.csv"' \
+--form 'code="demo.dummy"' \
+--form 'context="{\"foo\": \"bar\"}"'
 ```
+
+```bash
+make bash
+curl --location 'http://localhost/http/process/execute' \
+--header 'Content-Type: application/json' \
+--header 'Authorization: Bearer d641d254aed12733758a3a4247559868' \
+--header 'Cookie: PHPSESSID=m8l9s5sniknv1b0jb798f8sri7; main_auth_profile_token=2f3d24' \
+--data '{
+"code": "demo.die",
+"context": {"foo": "bar"}
+}'
+```
+
 * Query string code parameter must be a valid process code
 * Header Authorization: Bearer is the previously generated token
 * input could be string or file representation
diff --git a/src/Controller/ProcessExecuteController.php b/src/Controller/ProcessExecuteController.php
index 5de49d2..21c351b 100644
--- a/src/Controller/ProcessExecuteController.php
+++ b/src/Controller/ProcessExecuteController.php
@@ -17,7 +17,7 @@
 use CleverAge\UiProcessBundle\Message\ProcessExecuteMessage;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\JsonResponse;
-use Symfony\Component\HttpKernel\Attribute\MapRequestPayload;
+use Symfony\Component\HttpKernel\Attribute\ValueResolver;
 use Symfony\Component\HttpKernel\Exception\UnprocessableEntityHttpException;
 use Symfony\Component\Messenger\MessageBusInterface;
 use Symfony\Component\Routing\Attribute\Route;
@@ -27,7 +27,7 @@
 class ProcessExecuteController extends AbstractController
 {
     public function __invoke(
-        #[MapRequestPayload] HttpProcessExecution $httpProcessExecution,
+        #[ValueResolver('http_process_execution')] HttpProcessExecution $httpProcessExecution,
         ValidatorInterface $validator,
         MessageBusInterface $bus,
     ): JsonResponse {
@@ -43,7 +43,9 @@ public function __invoke(
             new ProcessExecuteMessage(
                 $httpProcessExecution->code ?? '',
                 $httpProcessExecution->input,
-                $httpProcessExecution->context
+                \is_string($httpProcessExecution->context)
+                    ? json_decode($httpProcessExecution->context, true)
+                    : $httpProcessExecution->context
             )
         );
 
diff --git a/src/Http/Model/HttpProcessExecution.php b/src/Http/Model/HttpProcessExecution.php
index fc4272f..fd9f62b 100644
--- a/src/Http/Model/HttpProcessExecution.php
+++ b/src/Http/Model/HttpProcessExecution.php
@@ -14,8 +14,11 @@
 namespace CleverAge\UiProcessBundle\Http\Model;
 
 use CleverAge\UiProcessBundle\Validator\IsValidProcessCode;
+use Symfony\Component\Validator\Constraints\AtLeastOneOf;
+use Symfony\Component\Validator\Constraints\Json;
 use Symfony\Component\Validator\Constraints\NotNull;
 use Symfony\Component\Validator\Constraints\Sequentially;
+use Symfony\Component\Validator\Constraints\Type;
 
 final readonly class HttpProcessExecution
 {
@@ -26,7 +29,8 @@ public function __construct(
         #[Sequentially(constraints: [new NotNull(message: 'Process code is required.'), new IsValidProcessCode()])]
         public ?string $code = null,
         public ?string $input = null,
-        public array $context = [],
+        #[AtLeastOneOf(constraints: [new Json(), new Type('array')])]
+        public string|array $context = [],
     ) {
     }
 }
diff --git a/src/Http/ValueResolver/HttpProcessExecuteValueResolver.php b/src/Http/ValueResolver/HttpProcessExecuteValueResolver.php
index 5e2aafe..411f0cc 100644
--- a/src/Http/ValueResolver/HttpProcessExecuteValueResolver.php
+++ b/src/Http/ValueResolver/HttpProcessExecuteValueResolver.php
@@ -20,11 +20,12 @@
 use Symfony\Component\HttpKernel\Attribute\AsTargetedValueResolver;
 use Symfony\Component\HttpKernel\Controller\ValueResolverInterface;
 use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+use Symfony\Component\Serializer\SerializerInterface;
 
 #[AsTargetedValueResolver('http_process_execution')]
 readonly class HttpProcessExecuteValueResolver implements ValueResolverInterface
 {
-    public function __construct(private string $storageDir)
+    public function __construct(private string $storageDir, private SerializerInterface $serializer)
     {
     }
 
@@ -33,13 +34,31 @@ public function __construct(private string $storageDir)
      */
     public function resolve(Request $request, ArgumentMetadata $argument): iterable
     {
-        $input = $request->get('input', $request->files->get('input'));
-        if ($input instanceof UploadedFile) {
-            $uploadFileName = $this->storageDir.\DIRECTORY_SEPARATOR.date('YmdHis').'_'.uniqid().'_'.$input->getClientOriginalName();
-            (new Filesystem())->dumpFile($uploadFileName, $input->getContent());
-            $input = $uploadFileName;
-        }
+        $all = $request->request->all();
+        try {
+            if ([] === $all) {
+                $httpProcessExecution = $this->serializer->deserialize(
+                    $request->getContent(),
+                    HttpProcessExecution::class,
+                    'json'
+                );
+            } else {
+                $input = $request->get('input', $request->files->get('input'));
+                if ($input instanceof UploadedFile) {
+                    $uploadFileName = $this->storageDir.\DIRECTORY_SEPARATOR.date('YmdHis').'_'.uniqid().'_'.$input->getClientOriginalName();
+                    (new Filesystem())->dumpFile($uploadFileName, $input->getContent());
+                    $input = $uploadFileName;
+                }
+                $httpProcessExecution = new HttpProcessExecution(
+                    $request->get('code'),
+                    $input,
+                    $request->get('context', [])
+                );
+            }
 
-        return [new HttpProcessExecution($request->get('code'), $input, $request->get('context', []))];
+            return [$httpProcessExecution];
+        } catch (\Throwable) {
+            return [new HttpProcessExecution()];
+        }
     }
 }