diff --git a/common.py b/common.py
index 1067fab..5869d4c 100644
--- a/common.py
+++ b/common.py
@@ -102,13 +102,14 @@ def signed_post(url, **kwargs):
     return signed_request(util.requests_post, url, **kwargs)
 
 
-def signed_request(fn, url, data=None, user=None, headers=None, **kwargs):
+def signed_request(fn, url, data=None, log_data=True, user=None, headers=None, **kwargs):
     """Wraps requests.* and adds HTTP Signature.
 
     Args:
       fn: :func:`util.requests_get` or  :func:`util.requests_get`
       url: str
       data: optional AS2 object
+      log_data: boolean, whether to log full data object
       user: optional :class:`User` to sign request with
       kwargs: passed through to requests
 
@@ -122,7 +123,8 @@ def signed_request(fn, url, data=None, user=None, headers=None, **kwargs):
         user = default_signature_user()
 
     if data:
-        logging.info(f'Sending AS2 object: {json_dumps(data, indent=2)}')
+        if log_data:
+            logging.info(f'Sending AS2 object: {json_dumps(data, indent=2)}')
         data = kwargs['data'] = json_dumps(data).encode()
 
     headers = copy.deepcopy(headers)
diff --git a/webmention.py b/webmention.py
index 5dfd37e..2f4f22b 100644
--- a/webmention.py
+++ b/webmention.py
@@ -132,6 +132,7 @@ class Webmention(View):
 
         error = None
         last_success = None
+        log_data = True
 
         # TODO: collect by inbox, add 'to' fields, de-dupe inboxes and recipients
 
@@ -180,12 +181,15 @@ class Webmention(View):
                                        last_follow=json_dumps(self.source_as2))
 
             try:
-                last = common.signed_post(inbox, data=self.source_as2, user=self.user)
+                last = common.signed_post(inbox, data=self.source_as2,
+                                          log_data=log_data, user=self.user)
                 activity.status = 'complete'
                 last_success = last
             except BaseException as e:
                 error = e
                 activity.status = 'error'
+            finally:
+                log_data = False
 
             activity.put()