diff --git a/pkg/apistruct/manage.go b/pkg/apistruct/manage.go
index 411bd5662..e9e2c3b13 100644
--- a/pkg/apistruct/manage.go
+++ b/pkg/apistruct/manage.go
@@ -18,40 +18,83 @@ import (
 	sdkws "github.com/OpenIMSDK/protocol/sdkws"
 )
 
+// SendMsg defines the structure for sending messages with various metadata.
 type SendMsg struct {
-	SendID           string                 `json:"sendID"           binding:"required"`
-	GroupID          string                 `json:"groupID"          binding:"required_if=SessionType 2|required_if=SessionType 3"`
-	SenderNickname   string                 `json:"senderNickname"`
-	SenderFaceURL    string                 `json:"senderFaceURL"`
-	SenderPlatformID int32                  `json:"senderPlatformID"`
-	Content          map[string]interface{} `json:"content"          binding:"required"                                            swaggerignore:"true"`
-	ContentType      int32                  `json:"contentType"      binding:"required"`
-	SessionType      int32                  `json:"sessionType"      binding:"required"`
-	IsOnlineOnly     bool                   `json:"isOnlineOnly"`
-	NotOfflinePush   bool                   `json:"notOfflinePush"`
-	SendTime         int64                  `json:"sendTime"`
-	OfflinePushInfo  *sdkws.OfflinePushInfo `json:"offlinePushInfo"`
+	// SendID uniquely identifies the sender.
+	SendID string `json:"sendID" binding:"required"`
+	
+	// GroupID is the identifier for the group, required if SessionType is 2 or 3.
+	GroupID string `json:"groupID" binding:"required_if=SessionType 2|required_if=SessionType 3"`
+	
+	// SenderNickname is the nickname of the sender.
+	SenderNickname string `json:"senderNickname"`
+	
+	// SenderFaceURL is the URL to the sender's avatar.
+	SenderFaceURL string `json:"senderFaceURL"`
+	
+	// SenderPlatformID is an integer identifier for the sender's platform.
+	SenderPlatformID int32 `json:"senderPlatformID"`
+	
+	// Content is the actual content of the message, required and excluded from Swagger documentation.
+	Content map[string]interface{} `json:"content" binding:"required" swaggerignore:"true"`
+	
+	// ContentType is an integer that represents the type of the content.
+	ContentType int32 `json:"contentType" binding:"required"`
+	
+	// SessionType is an integer that represents the type of session for the message.
+	SessionType int32 `json:"sessionType" binding:"required"`
+	
+	// IsOnlineOnly specifies if the message is only sent when the receiver is online.
+	IsOnlineOnly bool `json:"isOnlineOnly"`
+	
+	// NotOfflinePush specifies if the message should not trigger offline push notifications.
+	NotOfflinePush bool `json:"notOfflinePush"`
+	
+	// SendTime is a timestamp indicating when the message was sent.
+	SendTime int64 `json:"sendTime"`
+	
+	// OfflinePushInfo contains information for offline push notifications.
+	OfflinePushInfo *sdkws.OfflinePushInfo `json:"offlinePushInfo"`
 }
 
+// SendMsgReq extends SendMsg with the requirement of RecvID when SessionType indicates a one-on-one or notification chat.
 type SendMsgReq struct {
+	// RecvID uniquely identifies the receiver and is required for one-on-one or notification chat types.
 	RecvID string `json:"recvID" binding:"required_if" message:"recvID is required if sessionType is SingleChatType or NotificationChatType"`
 	SendMsg
 }
 
+// BatchSendMsgReq defines the structure for sending a message to multiple recipients.
 type BatchSendMsgReq struct {
 	SendMsg
-	IsSendAll bool     `json:"isSendAll"`
-	RecvIDs   []string `json:"recvIDs"   binding:"required"`
+	
+	// IsSendAll indicates whether the message should be sent to all users.
+	IsSendAll bool `json:"isSendAll"`
+	
+	// RecvIDs is a slice of receiver identifiers to whom the message will be sent, required field.
+	RecvIDs []string `json:"recvIDs" binding:"required"`
 }
 
+// BatchSendMsgResp contains the results of a batch message send operation.
 type BatchSendMsgResp struct {
-	Results   []*SingleReturnResult `json:"results"`
-	FailedIDs []string              `json:"failedUserIDs"`
+	// Results is a slice of SingleReturnResult, representing the outcome of each message sent.
+	Results []*SingleReturnResult `json:"results"`
+	
+	// FailedIDs is a slice of user IDs for whom the message send failed.
+	FailedIDs []string `json:"failedUserIDs"`
 }
 
+// SingleReturnResult encapsulates the result of a single message send attempt.
 type SingleReturnResult struct {
+	// ServerMsgID is the message identifier on the server-side.
 	ServerMsgID string `json:"serverMsgID"`
+	
+	// ClientMsgID is the message identifier on the client-side.
 	ClientMsgID string `json:"clientMsgID"`
-	SendTime    int64  `json:"sendTime"`
-	RecvID      string `json:"recvID"`
+	
+	// SendTime is the timestamp of when the message was sent.
+	SendTime int64 `json:"sendTime"`
+	
+	// RecvID uniquely identifies the receiver of the message.
+	RecvID string `json:"recvID"`
 }
diff --git a/pkg/common/config/parse.go b/pkg/common/config/parse.go
index 2a877d69b..7bd77d92b 100644
--- a/pkg/common/config/parse.go
+++ b/pkg/common/config/parse.go
@@ -107,4 +107,4 @@ func InitConfig(configFolderPath string) error {
 	}
 
 	return initConfig(&Config.Notification, NotificationFileName, configFolderPath)
-}
+}
\ No newline at end of file