ADD : push.js

+const request = require('request');
+const TARGET_URL = 'https://api.line.me/v2/bot/message/push'
+const MULTI_TARGET_URL = 'https://api.line.me/v2/bot/message/multicast'
+const BROAD_TARGET_URL = 'https://api.line.me/v2/bot/message/broadcast'
+const TOKEN = '채널 토큰으로 교체'
+const USER_ID =  '사용자의 ID, 메세지 수신 시에 확인할 수 있음'
+
+//Single User -> 특정 인물 한명에게만 user_id
+/*
+request.post(
+    {
+        url: TARGET_URL,
+        headers: {
+            'Authorization': `Bearer ${TOKEN}`
+        },
+        json: {
+            "to": `${USER_ID}`,
+            "messages":[
+                {
+                    "type":"text",
+                    "text":"Hello, user"
+                },
+                {
+                    "type":"text",
+                    "text":"May I help you?"
+                }
+            ]
+        }
+    },(error, response, body) => {
+        console.log(body)
+    });
+*/
+
+// Multicast User -> 채널에 불특정 다수에게(user_id적힌 사람들에게)
+/*
+request.post(
+    {
+        url: MULTI_TARGET_URL,
+        headers: {
+            'Authorization': `Bearer ${TOKEN}`
+        },
+        json: {
+            "to": [`${USER_ID}`],
+            "messages":[
+                {
+                    "type":"text",
+                    "text":"Hello, user"
+                },
+                {
+                    "type":"text",
+                    "text":"May I help you?"
+                }
+            ]
+        }
+    },(error, response, body) => {
+        console.log(body)
+    });
+*/
+
+// Broadcast -> 채널 전체 유저에게
+    request.post(
+        {
+            url: BROAD_TARGET_URL,
+            headers: {
+                'Authorization': `Bearer ${TOKEN}`
+            },
+            json: {
+                "messages":[
+                    {
+                        "type":"text",
+                        "text":"Hello, user"
+                    },
+                    {
+                        "type":"text",
+                        "text":"May I help you?"
+                    }
+                ]
+            }
+        },(error, response, body) => {
+            console.log(body)
+        });
\ No newline at end of file