diff --git a/support/reach/src/dto/trigger/global_config.rs b/support/reach/src/dto/trigger/global_config.rs
index 21bc6a69b..93862d3de 100644
--- a/support/reach/src/dto/trigger/global_config.rs
+++ b/support/reach/src/dto/trigger/global_config.rs
@@ -11,12 +11,14 @@ use tardis::{
 
 use crate::dto::*;
 /// 添加 用户触达触发实例配置请求
-#[derive(Debug, poem_openapi::Object, Serialize, Deserialize)]
+#[derive(Debug, poem_openapi::Object, Serialize, Deserialize, Default)]
 pub struct ReachTriggerGlobalConfigAddReq {
     /// 关联的触发场景id
     pub rel_reach_trigger_scene_id: String,
     /// 关联的触达通道
     pub rel_reach_channel: ReachChannelKind,
+    #[serde(default)]
+    #[oai(default)]
     /// 用户触达消息签名Id
     pub rel_reach_msg_signature_id: String,
     /// 用户触达消息模板Id
diff --git a/support/reach/src/serv/trigger_global_config.rs b/support/reach/src/serv/trigger_global_config.rs
index f92440fcf..4c205f39e 100644
--- a/support/reach/src/serv/trigger_global_config.rs
+++ b/support/reach/src/serv/trigger_global_config.rs
@@ -39,19 +39,18 @@ impl
             .count(Query::select().column(trigger_scene::Column::Id).from(trigger_scene::Entity).and_where(trigger_scene::Column::Id.eq(&add_req.rel_reach_trigger_scene_id)))
             .await?
         {
-            return Err(funs.err().bad_request("reach_trigger_global_config", "before_add_rbum", "rel_reach_trigger_scene_id is exist", ""));
+            return Err(funs.err().bad_request("reach_trigger_global_config", "before_add_rbum", "rel_reach_trigger_scene_id doesn't exist", ""));
         }
-        if 1 != funs
-            .db()
-            .count(
-                Query::select()
-                    .column(message_signature::Column::Id)
-                    .from(message_signature::Entity)
-                    .and_where(message_signature::Column::Id.eq(&add_req.rel_reach_msg_signature_id)),
-            )
-            .await?
-        {
-            return Err(funs.err().bad_request("reach_trigger_global_config", "before_add_rbum", "rel_reach_msg_signature_id is exist", ""));
+        if !add_req.rel_reach_msg_signature_id.is_empty() && 1 != funs
+                .db()
+                .count(
+                    Query::select()
+                        .column(message_signature::Column::Id)
+                        .from(message_signature::Entity)
+                        .and_where(message_signature::Column::Id.eq(&add_req.rel_reach_msg_signature_id)),
+                )
+                .await? {
+            return Err(funs.err().bad_request("reach_trigger_global_config", "before_add_rbum", "rel_reach_msg_signature_id doesn't exist", ""));
         }
         if 1 != funs
             .db()
@@ -60,7 +59,7 @@ impl
             )
             .await?
         {
-            return Err(funs.err().bad_request("reach_trigger_global_config", "before_add_rbum", "rel_reach_msg_template_id is exist", ""));
+            return Err(funs.err().bad_request("reach_trigger_global_config", "before_add_rbum", "rel_reach_msg_template_id doesn't exist", ""));
         }
         let mut filter = ReachTriggerGlobalConfigFilterReq {
             rel_reach_trigger_scene_id: Some(add_req.rel_reach_trigger_scene_id.clone()),
diff --git a/support/reach/src/serv/trigger_instance_config.rs b/support/reach/src/serv/trigger_instance_config.rs
index 47600eaa0..2b7c7353c 100644
--- a/support/reach/src/serv/trigger_instance_config.rs
+++ b/support/reach/src/serv/trigger_instance_config.rs
@@ -87,6 +87,7 @@ impl ReachTriggerInstanceConfigService {
         filter.rel_reach_channel = Some(req.rel_reach_channel);
         filter.rel_reach_trigger_scene_id = Some(req.rel_reach_trigger_scene_id.clone());
         filter.receive_group_code = Some(vec![req.receive_group_code.clone()]);
+        filter.rel_item_id = Some(req.rel_item_id.clone());
         if let Some(trigger_instance_config) = Self::find_one_rbum(&filter, funs, ctx).await? {
             if req.delete_kind {
                 Self::delete_rbum(&trigger_instance_config.id, funs, ctx).await?;
diff --git a/support/reach/src/task/message_send_listener.rs b/support/reach/src/task/message_send_listener.rs
index 4fa843110..5683f4d43 100644
--- a/support/reach/src/task/message_send_listener.rs
+++ b/support/reach/src/task/message_send_listener.rs
@@ -28,7 +28,7 @@ impl Default for MessageSendListener {
 }
 
 impl MessageSendListener {
-    async fn execute_send_account(&self, message: message::Model, template: message_template::Model) -> TardisResult<()> {
+    async fn execute_send_account(&self, message: message::Model, template: message_template::Model, _signarure: Option<message_signature::Model>) -> TardisResult<()> {
         let content_replace: ContentReplace = message.content_replace.parse()?;
         let cfg = self.funs.conf::<ReachConfig>();
         let _lock = self.sync.lock().await;
@@ -132,20 +132,18 @@ impl MessageSendListener {
             else {
                 continue;
             };
-            let Some(_signature) = db
-                .get_dto::<message_signature::Model>(
-                    Query::select()
-                        .columns(message_signature::Column::iter())
-                        .from(message_signature::Entity)
-                        .and_where(message_signature::Column::Id.eq(&message.rel_reach_msg_signature_id)),
-                )
-                .await?
-            else {
-                continue;
-            };
+            // signature is not necessary now
+            // let signature = db
+            //     .get_dto::<message_signature::Model>(
+            //         Query::select()
+            //             .columns(message_signature::Column::iter())
+            //             .from(message_signature::Entity)
+            //             .and_where(message_signature::Column::Id.eq(&message.rel_reach_msg_signature_id)),
+            //     )
+            //     .await?;
             match message.receive_kind {
                 ReachReceiveKind::Account => {
-                    let _res = self.execute_send_account(message, template).await;
+                    let _res = self.execute_send_account(message, template, None).await;
                 }
                 ReachReceiveKind::Tenant => {
                     // do nothing