diff --git a/pyproject.toml b/pyproject.toml
index 5505d27..1616ab4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ maintainers = ["René Filip"]
 name = "signalbot"
 readme = "README.md"
 repository = "https://github.com/filipre/signalbot"
-version = "0.9.2"
+version = "0.10.1"
 
 [tool.poetry.dependencies]
 APScheduler = "^3.9.1"
diff --git a/signalbot/bot.py b/signalbot/bot.py
index 691d52d..9b6d3f4 100644
--- a/signalbot/bot.py
+++ b/signalbot/bot.py
@@ -6,6 +6,7 @@
 import traceback
 from typing import Optional, Union, List, Callable
 import re
+import uuid
 
 from .api import SignalAPI, ReceiveMessagesError
 from .command import Command
@@ -240,6 +241,9 @@ def _resolve_receiver(self, receiver: str) -> str:
         if self._is_phone_number(receiver):
             return receiver
 
+        if self._is_valid_uuid(receiver):
+            return receiver
+
         if self._is_group_id(receiver):
             return receiver
 
@@ -259,6 +263,13 @@ def _is_phone_number(self, phone_number: str) -> bool:
             return False
         return True
 
+    def _is_valid_uuid(self, receiver_uuid: str):
+        try:
+            uuid.UUID(str(receiver_uuid))
+            return True
+        except ValueError:
+            return False
+
     def _is_group_id(self, group_id: str) -> bool:
         """Check if group_id has the right format, e.g.
 
diff --git a/signalbot/message.py b/signalbot/message.py
index 5f30ee2..05c2429 100644
--- a/signalbot/message.py
+++ b/signalbot/message.py
@@ -15,6 +15,8 @@ class Message:
     def __init__(
         self,
         source: str,
+        source_number: Optional[str],
+        source_uuid: str,
         timestamp: int,
         type: MessageType,
         text: str,
@@ -27,6 +29,8 @@ def __init__(
     ):
         # required
         self.source = source
+        self.source_number = source_number
+        self.source_uuid = source_uuid
         self.timestamp = timestamp
         self.type = type
         self.text = text
@@ -74,10 +78,13 @@ async def parse(cls, signal: SignalAPI, raw_message: str):
         # General attributes
         try:
             source = raw_message["envelope"]["source"]
+            source_uuid = raw_message["envelope"]["sourceUuid"]
             timestamp = raw_message["envelope"]["timestamp"]
         except Exception:
             raise UnknownMessageFormatError
 
+        source_number = raw_message["envelope"].get("sourceNumber")
+
         # Option 1: syncMessage
         if "syncMessage" in raw_message["envelope"]:
             type = MessageType.SYNC_MESSAGE
@@ -113,6 +120,8 @@ async def parse(cls, signal: SignalAPI, raw_message: str):
 
         return cls(
             source,
+            source_number,
+            source_uuid,
             timestamp,
             type,
             text,