diff --git a/sentry/client/base.py b/sentry/client/base.py
index 9b2f0af..2372400 100644
--- a/sentry/client/base.py
+++ b/sentry/client/base.py
@@ -227,13 +227,15 @@ def send_remote(self, url, data, headers=None):
     def send(self, **kwargs):
         "Sends the message to the server."
         if app.config['REMOTES']:
+            if kwargs.get('date'):
+                kwargs['date'] = kwargs['date'].strftime('%Y-%m-%dT%H:%M:%S.%f')
             for url in app.config['REMOTES']:
                 message = base64.b64encode(simplejson.dumps(kwargs).encode('zlib'))
                 timestamp = time.time()
                 nonce = uuid.uuid4().hex
                 signature = get_mac_signature(app.config['KEY'], message, nonce, timestamp)
                 headers={
-                    'Authorization': get_auth_header(signature, timestamp, '%s/%s' % (self.__class__.__name__, sentry.VERSION)),
+                    'Authorization': get_auth_header(signature, timestamp, '%s/%s' % (self.__class__.__name__, sentry.VERSION), nonce),
                     'Content-Type': 'application/octet-stream',
                 }
                 
diff --git a/sentry/utils/__init__.py b/sentry/utils/__init__.py
index cf65e6c..f5820eb 100644
--- a/sentry/utils/__init__.py
+++ b/sentry/utils/__init__.py
@@ -6,6 +6,7 @@
 :license: BSD, see LICENSE for more details.
 """
 
+import datetime
 import hashlib
 import logging
 import sys
@@ -90,6 +91,10 @@ def transform(value, stack=[], context=None):
         ret = type(value)(transform_rec(o) for o in value)
     elif isinstance(value, uuid.UUID):
         ret = repr(value)
+    elif isinstance(value, datetime.datetime):
+        ret = value.strftime('%Y-%m-%dT%H:%M:%S.%f')
+    elif isinstance(value, datetime.date):
+        ret = value.strftime('%Y-%m-%d')
     elif isinstance(value, dict):
         ret = dict((k, transform_rec(v)) for k, v in value.iteritems())
     elif isinstance(value, unicode):
diff --git a/tests/test_web/test_api.py b/tests/test_web/test_api.py
index 0810184..23dc3db 100644
--- a/tests/test_web/test_api.py
+++ b/tests/test_web/test_api.py
@@ -2,8 +2,34 @@
 
 import base64
 import simplejson
+from sentry import app
+from sentry.client.base import SentryClient
 from sentry.models import Event
 
+class InternalRemoteSentryClient(SentryClient):
+    def send_remote(self, url, data, headers=None):
+        if headers is None:
+            headers = {}
+        client = app.test_client()
+        return client.post(url, data=data, headers=headers)
+
+class StoreIntegrationTest(BaseTest):
+    @with_settings(PUBLIC_WRITES=True, REMOTES=['/api/store/'])
+    def test_client(self):
+        client = InternalRemoteSentryClient()
+        event_id = client.capture('Message', message='foo')
+        
+        event = Event.objects.get(event_id)
+
+        self.assertEquals(event.type, 'sentry.events.Message')
+        self.assertEquals(event.time_spent, 0)
+        self.assertTrue('sentry.interfaces.Message' in event.data)
+        event_data = event.data['sentry.interfaces.Message']
+        self.assertTrue('message' in event_data)
+        self.assertEquals(event_data['message'], 'foo')
+        self.assertTrue('params' in event_data)
+        self.assertEquals(event_data['params'], [])
+
 class StoreTest(BaseTest):
     @with_settings(PUBLIC_WRITES=True)
     def test_simple(self):