diff --git a/apps/iot/include/iot.hrl b/apps/iot/include/iot.hrl
index 8aaf1af..53e214f 100644
--- a/apps/iot/include/iot.hrl
+++ b/apps/iot/include/iot.hrl
@@ -99,11 +99,4 @@
     location_code :: binary(),
     event_type :: integer(),
     params :: map()
-}).
-
-%% 发送数据
--record(post_data, {
-    id = 0 :: integer(),
-    %% 数据库类型的endpoint， 可以返回list: [{K, V}, {K1, V1}]
-    body :: binary() | list()
 }).
\ No newline at end of file
diff --git a/apps/iot/src/endpoint/iot_http_endpoint.erl b/apps/iot/src/endpoint/iot_http_endpoint.erl
index 8a7eeba..8565a17 100644
--- a/apps/iot/src/endpoint/iot_http_endpoint.erl
+++ b/apps/iot/src/endpoint/iot_http_endpoint.erl
@@ -159,12 +159,12 @@ code_change(_OldVsn, StateName, State = #state{}, _Extra) ->
 %%%===================================================================
 
 -spec do_post(PostmanPid :: pid(), EventData :: #event_data{}) -> no_return().
-do_post(PostmanPid, #event_data{id = Id, location_code = LocationCode, event_type = EventType, params = Params}) when is_pid(PostmanPid) ->
+do_post(PostmanPid, #event_data{id = Id, event_type = EventType, params = Params}) when is_pid(PostmanPid) ->
     Data = #{
         <<"version">> => <<"1.0">>,
         <<"event_type">> => EventType,
         <<"params">> => Params
     },
     Body = iolist_to_binary(jiffy:encode(Data, [force_utf8])),
-    PostmanPid ! {post, self(), #post_data{id = Id, body = Body}},
+    PostmanPid ! {post, self(), {Id, Body}},
     ok.
\ No newline at end of file
diff --git a/apps/iot/src/endpoint/iot_zd_endpoint.erl b/apps/iot/src/endpoint/iot_zd_endpoint.erl
index 799d976..202664a 100644
--- a/apps/iot/src/endpoint/iot_zd_endpoint.erl
+++ b/apps/iot/src/endpoint/iot_zd_endpoint.erl
@@ -238,7 +238,7 @@ do_post(PostmanPid, #north_data{id = Id, location_code = LocationCode, real_loca
     },
     try
         Body = iolist_to_binary(jiffy:encode(Data, [force_utf8])),
-        PostmanPid ! {post, self(), #post_data{id = Id, body = Body}}
+        PostmanPid ! {post, self(), {Id, Body}}
     catch _:_ ->
         self() ! {ack, Id, <<"json error">>}
     end.
\ No newline at end of file
diff --git a/apps/iot/src/mocker/iot_mock.erl b/apps/iot/src/mocker/iot_mock.erl
index 21a280f..4c2a26b 100644
--- a/apps/iot/src/mocker/iot_mock.erl
+++ b/apps/iot/src/mocker/iot_mock.erl
@@ -30,7 +30,7 @@ test_influxdb() ->
                   end, lists:seq(1, 100)).
 
 test_mqtt() ->
-    iot_zd_endpoint:forward({<<"location_code_test123">>, <<"location_code_test123">>}, [
+    iot_zd_endpoint:forward(<<"location_code_test123">>, <<"location_code_test123">>, [
         #{<<"key">> => <<"name">>, <<"value">> => <<"anlicheng">>},
         #{<<"key">> => <<"age">>, <<"value">> => 30},
         #{<<"key">> => <<"flow">>, <<"value">> => 30}
diff --git a/apps/iot/src/postman/http_postman.erl b/apps/iot/src/postman/http_postman.erl
index edbe9ba..ef2b095 100644
--- a/apps/iot/src/postman/http_postman.erl
+++ b/apps/iot/src/postman/http_postman.erl
@@ -74,7 +74,7 @@ handle_cast(_Request, State = #state{}) ->
     {noreply, NewState :: #state{}} |
     {noreply, NewState :: #state{}, timeout() | hibernate} |
     {stop, Reason :: term(), NewState :: #state{}}).
-handle_info({post, ReceiverPid, #post_data{id = Id, body = Body}}, State = #state{url = Url}) ->
+handle_info({post, ReceiverPid, {Id, Body}}, State = #state{url = Url}) ->
     Headers = [
         {<<"content-type">>, <<"application/json">>}
     ],
diff --git a/apps/iot/src/postman/mqtt_postman.erl b/apps/iot/src/postman/mqtt_postman.erl
index 55be2cb..e73bb1f 100644
--- a/apps/iot/src/postman/mqtt_postman.erl
+++ b/apps/iot/src/postman/mqtt_postman.erl
@@ -97,7 +97,7 @@ handle_info({puback, #{packet_id := PacketId}}, State = #state{inflight = Inflig
     end;
 
 %% 转发信息
-handle_info({post, ReceiverPid, #post_data{id = Id, body = Message}}, State = #state{conn_pid = ConnPid, inflight = InFlight, topic = Topic, qos = Qos}) ->
+handle_info({post, ReceiverPid, {Id, Message}}, State = #state{conn_pid = ConnPid, inflight = InFlight, topic = Topic, qos = Qos}) ->
     lager:debug("[mqtt_postman] will publish topic: ~p, message: ~ts, qos: ~p", [Topic, Message, Qos]),
     case emqtt:publish(ConnPid, Topic, #{}, Message, [{qos, Qos}, {retain, true}]) of
         ok ->
diff --git a/apps/iot/src/postman/mysql_postman.erl b/apps/iot/src/postman/mysql_postman.erl
index 9217397..dacd0ee 100644
--- a/apps/iot/src/postman/mysql_postman.erl
+++ b/apps/iot/src/postman/mysql_postman.erl
@@ -80,7 +80,7 @@ handle_cast(_Request, State = #state{}) ->
     {noreply, NewState :: #state{}} |
     {noreply, NewState :: #state{}, timeout() | hibernate} |
     {stop, Reason :: term(), NewState :: #state{}}).
-handle_info({post, ReceiverPid, #post_data{id = Id, body = Fields}}, State = #state{mysql_pid = ConnPid, table = Table}) when is_list(Fields) ->
+handle_info({post, ReceiverPid, {Id, Fields}}, State = #state{mysql_pid = ConnPid, table = Table}) when is_list(Fields) ->
     case catch mysql_provider:insert(ConnPid, Table, Fields, false) of
         ok ->
             ReceiverPid ! {ack, Id};