diff --git a/journal/models/common.py b/journal/models/common.py
index b527b878..8f288f22 100644
--- a/journal/models/common.py
+++ b/journal/models/common.py
@@ -229,6 +229,25 @@ class PiecePost(models.Model):
         ]
 
 
+class PieceInteraction(models.Model):
+    piece = models.ForeignKey(Piece, on_delete=models.CASCADE)
+    interaction_type = models.CharField(max_length=50)
+    identity = models.ForeignKey(APIdentity, on_delete=models.CASCADE)
+    created_time = models.DateTimeField(default=timezone.now)
+
+    class Meta:
+        constraints = [
+            models.UniqueConstraint(
+                fields=["identity", "interaction_type", "piece"],
+                name="unique_interaction",
+            ),
+        ]
+        indexes = [
+            models.Index(fields=["identity", "interaction_type", "created_time"]),
+            models.Index(fields=["piece", "interaction_type", "created_time"]),
+        ]
+
+
 class Content(Piece):
     owner = models.ForeignKey(APIdentity, on_delete=models.PROTECT)
     visibility = models.PositiveSmallIntegerField(
diff --git a/neodb-takahe b/neodb-takahe
index 86aca811..32b1175a 160000
--- a/neodb-takahe
+++ b/neodb-takahe
@@ -1 +1 @@
-Subproject commit 86aca811daa19594dd37293d731a9a3fc1ced3e0
+Subproject commit 32b1175ae3d45659e7962b393524019c6381a721
diff --git a/takahe/ap_handlers.py b/takahe/ap_handlers.py
index 91aa8684..49134d24 100644
--- a/takahe/ap_handlers.py
+++ b/takahe/ap_handlers.py
@@ -123,6 +123,14 @@ def post_deleted(pk, obj):
             logger.debug(f"Matched remote piece {piece} has newer posts, not deleting")
 
 
+def post_interacted(interaction_pk, interaction, post_pk, identity_pk):
+    pass
+
+
+def post_uninteracted(interaction_pk, interaction, post_pk, identity_pk):
+    pass
+
+
 def identity_fetched(pk):
     try:
         identity = Identity.objects.get(pk=pk)