Update README.md

README.md

@@ -32,6 +32,30 @@ Both Archive modes are written to jsonl:
 - For Archive mode, each json line represents an entire thread dump.
 - For PostStream, each json represents a single post.
 
+## Models
+
+Refer to the following pydantic model for parsing:
+
+```py
+class AttachmentData(pydantic.BaseModel):
+    attachment_url: str
+    filename: str
+
+
+class Post(pydantic.BaseModel):
+    board: str
+    thread: int
+    pid:int
+    name: str
+    msg: str
+    attachment: Optional[AttachmentData] = None
+    posted:int
+    
+class Thread(pydantic.BaseModel):
+    
+    title:Optional[str]
+    posts:list[Post]
+```
 
 ## Notices