diff --git a/pymisp/api.py b/pymisp/api.py
index 79df3c8..edf047f 100644
--- a/pymisp/api.py
+++ b/pymisp/api.py
@@ -45,7 +45,7 @@ class PyMISP(object):
         session.headers.update(
             {'Authorization': self.key,
              'Accept': 'application/' + out,
-             'content-type': 'text/' + out})
+             'content-type': 'application/' + out})
         return session
 
     def __query(self, session, path, query):
@@ -84,7 +84,7 @@ class PyMISP(object):
             :param event: Event object to add
         """
         session = self.__prepare_session()
-        return session.post(self.url, data=event)
+        return session.post(self.url, data=json.dumps(event))
 
     def update_event(self, event_id, event):
         """
@@ -94,7 +94,7 @@ class PyMISP(object):
             :param event: Elements to add
         """
         session = self.__prepare_session()
-        return session.post(self.rest.format(event_id), data=event)
+        return session.post(self.rest.format(event_id), data=json.dumps(event))
 
     def delete_event(self, event_id):
         """
@@ -196,6 +196,24 @@ class PyMISP(object):
         session = self.__prepare_session('xml')
         return session.get(xml)
 
+    def download_all_suricata(self):
+        """
+            Download all suricata rules events.
+        """
+        suricata_rules = self.url + '/nids/suricata/download'
+        session = self.__prepare_session('rules')
+        return session.get(suricata_rules)
+
+    def download_suricata_rule_event(self, event_id):
+        """
+            Download one suricata rule event.
+
+            :param event_id: ID of the event to download (same as get)
+        """
+        template = self.url + '/nids/suricata/download/{}'
+        session = self.__prepare_session('rules')
+        return session.get(template.format(event_id))
+
     def download(self, event_id, with_attachement=False):
         """
             Download one event in XML