diff --git a/remnawave/models/__init__.py b/remnawave/models/__init__.py
index 71f48bc..a1ae60e 100644
--- a/remnawave/models/__init__.py
+++ b/remnawave/models/__init__.py
@@ -190,6 +190,7 @@ from .subscription import (
     SubscriptionInfoResponseDto,  # Legacy alias
     UserSubscription,
     GetRawSubscriptionByShortUuidResponseDto,
+    RawSettings,
     GetSubscriptionByShortUUIDResponseDto,
     GetSubscriptionByUUIDResponseDto,
 )
@@ -429,6 +430,7 @@ __all__ = [
     "SubscriptionInfoResponseDto",  # Legacy alias
     "UserSubscription",
     "GetRawSubscriptionByShortUuidResponseDto",
+    "RawSettings",
     # Subscription settings models
     "GetSubscriptionSettingsResponseDto",
     "SubscriptionSettingsResponseDto",
diff --git a/remnawave/models/external_squads.py b/remnawave/models/external_squads.py
index ad83788..7e3b1e5 100644
--- a/remnawave/models/external_squads.py
+++ b/remnawave/models/external_squads.py
@@ -34,7 +34,6 @@ class ExternalSquadSubscriptionSettingsDto(BaseModel):
     profile_update_interval: int = Field(alias="profileUpdateInterval", ge=1)
     is_profile_webpage_url_enabled: bool = Field(alias="isProfileWebpageUrlEnabled")
     serve_json_at_base_subscription: bool = Field(alias="serveJsonAtBaseSubscription")
-    add_username_to_base_subscription: bool = Field(alias="addUsernameToBaseSubscription")
     is_show_custom_remarks: bool = Field(alias="isShowCustomRemarks")
     happ_announce: Optional[str] = Field(None, alias="happAnnounce")
     happ_routing: Optional[str] = Field(None, alias="happRouting")
diff --git a/remnawave/models/subscription.py b/remnawave/models/subscription.py
index 5223e93..28a4686 100644
--- a/remnawave/models/subscription.py
+++ b/remnawave/models/subscription.py
@@ -123,6 +123,10 @@ class RawHostDbData(BaseModel):
     tag: Optional[str] = None
     vless_route_id: Optional[int] = Field(None, alias="vlessRouteId")
 
+class RawSettings(BaseModel):
+    """Raw settings for network configuration"""
+    header_type: Optional[str] = Field(None, alias="headerType")
+    request: Optional[Dict[str, Any]] = None
 
 class RawHost(BaseModel):
     password: Passwords 
@@ -140,7 +144,7 @@ class RawHost(BaseModel):
     sni: Optional[str] = None
     spider_x: Optional[str] = Field(None, alias="spiderX")
     tls: Optional[str] = None
-    header_type: Optional[str] = Field(None, alias="headerType")
+    raw_settings: Optional[RawSettings] = Field(None, alias="rawSettings")
     additional_params: Optional[RawHostAdditionalParams] = Field(None, alias="additionalParams")
     x_http_extra_params: Optional[Dict[str, Any]] = Field(None, alias="xHttpExtraParams")
     mux_params: Optional[Dict[str, Any]] = Field(None, alias="muxParams")
diff --git a/remnawave/models/subscriptions_settings.py b/remnawave/models/subscriptions_settings.py
index 36338f3..41a69ae 100644
--- a/remnawave/models/subscriptions_settings.py
+++ b/remnawave/models/subscriptions_settings.py
@@ -80,7 +80,6 @@ class SubscriptionSettingsResponseDto(BaseModel):
     profile_update_interval: int = Field(alias="profileUpdateInterval", ge=1)
     is_profile_webpage_url_enabled: bool = Field(alias="isProfileWebpageUrlEnabled")
     serve_json_at_base_subscription: bool = Field(alias="serveJsonAtBaseSubscription")
-    add_username_to_base_subscription: bool = Field(alias="addUsernameToBaseSubscription")
     show_custom_remarks: bool = Field(alias="isShowCustomRemarks")
     
     custom_remarks: CustomRemarks = Field(alias="customRemarks")
@@ -117,9 +116,6 @@ class UpdateSubscriptionSettingsRequestDto(BaseModel):
     serve_json_at_base_subscription: Optional[bool] = Field(
         None, serialization_alias="serveJsonAtBaseSubscription"
     )
-    add_username_to_base_subscription: Optional[bool] = Field(
-        None, serialization_alias="addUsernameToBaseSubscription"
-    )
     is_show_custom_remarks: Optional[bool] = Field(None, serialization_alias="isShowCustomRemarks")
     
     custom_remarks: Optional[CustomRemarks] = Field(None, serialization_alias="customRemarks")