diff --git a/consts.py b/consts.py
index ca7f9a2..fdf194e 100644
--- a/consts.py
+++ b/consts.py
@@ -1,13 +1,6 @@
 from enum import Enum
 
 
-class AnswerType (Enum):
-    YOUTUBE_REPLY   = 1
-    BLUESKY_REPLY   = 2
-    YOUTUBE_SYSTEM  = 3
-    BLUESKY_SYSTEM  = 4
-
-
 class Character (Enum):
     DEERJIKA    = 1
     GOATOH      = 2
diff --git a/models.py b/models.py
index 35eba28..79cd27b 100644
--- a/models.py
+++ b/models.py
@@ -27,7 +27,6 @@ class Answer (Model):
     query_id:       int
     character:      int
     content:        str
-    answer_type:    int
     sent_at:        datetime
 
     __timestamps__ = False
@@ -60,7 +59,9 @@ class Query (Model):
     model:              int
     sent_at:            datetime
     answered:           bool
+    transfer_data:      dict[str, str] | None
 
+    __casts__ = { 'transfer_data': 'json' }
     __timestamps__ = False
 
     @property