diff --git a/README.md b/README.md
index 1b5759f..6cbbe1d 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ Using this observer Chat21 implements the "inbox" concept. Messages are not deli
 directly with shared path between the two clients, but rather delivered through this _observer_ who can take additional
 actions to improve privacy, security, persistence and apply other policies on messages (i.e. blocking users).
 
-Moreover, a granular security can be applied with the "inbox" patterns, using RabbitMQ JWT Tokens,
+Moreover, a granular security can be applied with the "inbox" pattern, using RabbitMQ JWT Tokens specification,
 where a user can only read and write on his own, specific paths, never reading or writing directly on
 other users inboxes.
 
diff --git a/mqttclient/chat21client.js b/mqttclient/chat21client.js
index 65add58..84671f9 100644
--- a/mqttclient/chat21client.js
+++ b/mqttclient/chat21client.js
@@ -10,7 +10,10 @@
 // import mqtt from 'mqtt.d';
 // import * as mqtt from 'mqtt';
 // import * as mqtt from 'mqtt/mqtt';
-var mqtt = require('mqtt');
+if (!isBrowser()) {
+    var mqtt = require('mqtt');
+    var axios = require('axios');
+}
 
 const _CLIENTADDED = "/clientadded"
 const _CLIENTUPDATED = "/clientupdated"
@@ -22,7 +25,7 @@ class Chat21Client {
     
     constructor(options) {
 
-        console.log('CHAT21-CLIENT.JS  HELLO ', mqtt)
+        // console.log('CHAT21-CLIENT.JS  HELLO ', mqtt)
         this.client = null;
         this.reconnections = 0 // just to check how many reconnections
         this.client_id = Date.now();
@@ -156,34 +159,75 @@ class Chat21Client {
     }
 
     createGroup(name, group_id, members, callback) {
+        // example:
+        // {
+        //     "group_id":"group-tiledeskteam",
+        //     "group_name":"Tiledesk Team",
+        //     "group_members":{
+        //         "608bc83b3d0b3e494f4d0578":1,
+        //         "608bc81f3d0b3e494f4d0575":1,
+        //         "6067513cb64a9b1ba259839c":1
+        //     }
+        // }
+
         // callback - function (err)
         console.log("creating group:", name, "id", group_id, "members", members)
-        // who creates the group is also group-admin
-        // ex.: http://localhost:8004/tilechat/04-ANDREASPONZIELLO/conversations
+        // who creates the group is also group-owner
+        // ex.: http://localhost:8004/api/tilechat/04-ANDREASPONZIELLO/groups
+        // let data = {
+        //     group_name: name,
+        //     group_id: group_id,
+        //     group_members: members
+        // }
+        // let headers = {
+        //     "authorization": this.jwt,
+        //     "Content-Type": "application/json;charset=UTF-8"
+        // }
+
         const URL = `${this.APIendpoint}/${this.appid}/groups`
         console.log("creating group...", URL)
-        let data = {
-            group_name: name,
-            group_id: group_id,
-            group_members: members
+        let options = {
+            url: URL,
+            headers: {
+                "Authorization": this.jwt,
+                "Content-Type": "application/json;charset=UTF-8"
+            },
+            data: {
+                group_name: name,
+                group_id: group_id,
+                group_members: members
+            },
+            method: 'POST'
+            // url: options.url,
+        // headers: options.headers,
+        // json: options.json,
+        // method: options.method
         }
-        var xmlhttp = new XMLHttpRequest();
-        xmlhttp.open("POST", URL, true);
-        xmlhttp.setRequestHeader("authorization", this.jwt);
-        xmlhttp.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
-        xmlhttp.onreadystatechange = function() {
-            if (callback && xmlhttp.readyState == 4 && xmlhttp.status == 200 && xmlhttp.responseText) {
-                try {
-                    const json = JSON.parse(xmlhttp.responseText)
-                    callback(null, json.result)
-                }
-                catch (err) {
-                    console.log("parsing json ERROR", err)
-                    callback(err, null)
-                }
+        Chat21Client.myrequest(options, (err, response, json) => {
+            if (err) {
+                callback(err, null);
             }
-        };
-        xmlhttp.send(JSON.stringify(data));
+            else if (json && callback) {
+                callback(null, json);
+            }
+        }, true);
+        // var xmlhttp = new XMLHttpRequest();
+        // xmlhttp.open("POST", URL, true);
+        // xmlhttp.setRequestHeader("authorization", this.jwt);
+        // xmlhttp.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
+        // xmlhttp.onreadystatechange = function() {
+        //     if (callback && xmlhttp.readyState == 4 && xmlhttp.status == 200 && xmlhttp.responseText) {
+        //         try {
+        //             const json = JSON.parse(xmlhttp.responseText)
+        //             callback(null, json.result)
+        //         }
+        //         catch (err) {
+        //             console.log("parsing json ERROR", err)
+        //             callback(err, null)
+        //         }
+        //     }
+        // };
+        // xmlhttp.send(JSON.stringify(data));
     }
 
     archiveConversation(conversWith, callback) {
@@ -309,7 +353,7 @@ class Chat21Client {
         this.subscribeToMyConversations()
         // no more then one "on_message" handler, thanks.
         this.on_message_handler = this.client.on('message', (topic, message) => {
-            console.log("topic:" + topic + "\nmessage payload:" + message)
+            // console.log("topic:" + topic + "\nmessage payload:" + message)
             const _topic = this.parseTopic(topic)
             if (!_topic) {
                 console.log("Invalid message topic:", topic);
@@ -600,6 +644,84 @@ class Chat21Client {
         xmlhttp.send(null);
     }
 
+    static myrequest(options, callback, log) {
+        // url: options.url,
+        // headers: options.headers,
+        // data: options.data,
+        // method: options.method
+        if (log) {
+          console.log("HTTP Request:", options);
+        }
+        if (isBrowser()) {
+            let xmlhttp = new XMLHttpRequest();
+            xmlhttp.open(options.method, options.url, true);
+            Object.keys(options.headers).forEach((key) => {
+                xmlhttp.setRequestHeader(key, options.headers[key]);
+            });
+            xmlhttp.onreadystatechange = function() {
+                if (callback && xmlhttp.readyState == 4 && xmlhttp.status == 200 && xmlhttp.responseText) {
+                    try {
+                        const json = JSON.parse(xmlhttp.responseText)
+                        callback(null, null, json)
+                    }
+                    catch (err) {
+                        console.log("parsing json ERROR", err)
+                        callback(err, null)
+                    }
+                }
+            };
+            if (options.method === 'POST') {
+                xmlhttp.send(JSON.stringify(options.data));
+            }
+            else {
+                xmlhttp.send(null);
+            }
+        }
+        else {
+            axios(
+                {
+                  url: options.url,
+                  method: options.method,
+                  data: options.data,
+                  headers: options.headers
+                })
+              .then(function (response) {
+                console.log("response.status:", response.status);
+                if (callback) {
+                    callback(null, response.headers, response.data);
+                }
+              })
+              .catch(function (error) {
+                console.error(error);
+                if (callback) {
+                    callback(error, null, null);
+                }
+              });
+
+            // request(
+            //     {
+            //       url: options.url,
+            //       headers: options.headers,
+            //       json: options.json,
+            //       method: options.method
+            //     },
+            //     function(err, res, resbody) {
+            //       if (log) {
+            //         console.log("** For url:", options.url);
+            //         console.log("** Options:", options);
+            //         console.log("** Err:", err);
+            //         console.log("** Response headers:\n", res.headers);
+            //         console.log("** Response body:\n", res.body);
+            //       }
+            //       if (callback) {
+            //         callback(err, res, resbody);
+            //       }
+            //     }
+            // );
+        }
+        
+    }
+
     connect(user_id, jwt, callback) {
         this.user_id = user_id;
         // console.log("userid:", this.user_id)
@@ -692,5 +814,14 @@ class Chat21Client {
     }
 }
 
-//export { Chat21Client }
-module.exports = { Chat21Client };
\ No newline at end of file
+if (isBrowser()) {
+    // export { Chat21Client };
+}
+else {
+    module.exports = { Chat21Client };
+}
+
+function isBrowser() {
+    browser = this.window ? true : false;
+    console.log("browser:", browser);
+}
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index df6c1b4..c5f1a40 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,6 +19,11 @@
       "resolved": "https://registry.npmjs.org/@types/uuid/-/uuid-8.0.0.tgz",
       "integrity": "sha512-xSQfNcvOiE5f9dyd4Kzxbof1aTrLobL278pGLKOZI6esGfZ7ts9Ka16CzIN6Y8hFHE1C7jIBZokULhK1bOgjRw=="
     },
+    "@ungap/promise-all-settled": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/@ungap/promise-all-settled/-/promise-all-settled-1.1.2.tgz",
+      "integrity": "sha512-sL/cEvJWAnClXw0wHk85/2L0G6Sj8UB0Ctc1TEMbKSsmpRosqhwj9gWgFRZSrBr2f9tiXISwNhCPmlfqUqyb9Q=="
+    },
     "accepts": {
       "version": "1.3.7",
       "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
@@ -106,11 +111,58 @@
         }
       }
     },
+    "ansi-colors": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-4.1.1.tgz",
+      "integrity": "sha512-JoX0apGbHaUJBNl6yF+p6JAFYZ666/hhCGKN5t9QFjbJQKUU/g8MNbFDbvfrgKXvI1QpZplPOnwIo99lX/AAmA=="
+    },
+    "ansi-regex": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+      "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
+    },
+    "ansi-styles": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
+      "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
+      "requires": {
+        "color-convert": "^2.0.1"
+      },
+      "dependencies": {
+        "color-convert": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
+          "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
+          "requires": {
+            "color-name": "~1.1.4"
+          }
+        },
+        "color-name": {
+          "version": "1.1.4",
+          "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
+          "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
+        }
+      }
+    },
+    "anymatch": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.2.tgz",
+      "integrity": "sha512-P43ePfOAIupkguHUycrc4qJ9kz8ZiuOUijaETwX7THt0Y/GNK7v0aa8rY816xWjZ7rJdA5XdMcpVFTKMq+RvWg==",
+      "requires": {
+        "normalize-path": "^3.0.0",
+        "picomatch": "^2.0.4"
+      }
+    },
     "app-root-path": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/app-root-path/-/app-root-path-3.0.0.tgz",
       "integrity": "sha512-qMcx+Gy2UZynHjOHOIXPNvpf+9cjvk3cWrBBK7zg4gH9+clobJRb9NGzcT7mQTcV/6Gm/1WelUtqxVXnNlrwcw=="
     },
+    "argparse": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q=="
+    },
     "array-flatten": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
@@ -126,15 +178,29 @@
       "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz",
       "integrity": "sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ=="
     },
+    "axios": {
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.21.1.tgz",
+      "integrity": "sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==",
+      "dev": true,
+      "requires": {
+        "follow-redirects": "^1.10.0"
+      }
+    },
     "balanced-match": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
       "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
     },
     "base64-js": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.3.1.tgz",
-      "integrity": "sha512-mLQ4i2QO1ytvGWFWmcngKO//JXAQueZvwEKtjgQFM4jIK0kU+ytMfplL8j+n5mspOfjHwoAg+9yhb7BwAHm36g=="
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
+      "integrity": "sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA=="
+    },
+    "binary-extensions": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.2.0.tgz",
+      "integrity": "sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA=="
     },
     "bitsyntax": {
       "version": "0.1.0",
@@ -221,6 +287,19 @@
         "concat-map": "0.0.1"
       }
     },
+    "braces": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
+      "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
+      "requires": {
+        "fill-range": "^7.0.1"
+      }
+    },
+    "browser-stdout": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/browser-stdout/-/browser-stdout-1.3.1.tgz",
+      "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw=="
+    },
     "bson": {
       "version": "1.1.4",
       "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.4.tgz",
@@ -271,6 +350,103 @@
         "readable-stream": "> 1.0.0 < 3.0.0"
       }
     },
+    "camelcase": {
+      "version": "6.2.0",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-6.2.0.tgz",
+      "integrity": "sha512-c7wVvbw3f37nuobQNtgsgG9POC9qMbNuMQmTCqZv23b6MIz0fcYpBiOlv9gEN/hdLdnZTDQhg6e9Dq5M1vKvfg=="
+    },
+    "chalk": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.1.tgz",
+      "integrity": "sha512-diHzdDKxcU+bAsUboHLPEDQiw0qEe0qd7SYUn3HgcFlWgbDcfLGswOHYeGrHKzG9z6UYf01d9VFMfZxPM1xZSg==",
+      "requires": {
+        "ansi-styles": "^4.1.0",
+        "supports-color": "^7.1.0"
+      },
+      "dependencies": {
+        "supports-color": {
+          "version": "7.2.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
+          "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
+          "requires": {
+            "has-flag": "^4.0.0"
+          }
+        }
+      }
+    },
+    "chokidar": {
+      "version": "3.5.1",
+      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.1.tgz",
+      "integrity": "sha512-9+s+Od+W0VJJzawDma/gvBNQqkTiqYTWLuZoyAsivsI4AaWTCzHG06/TMjsf1cYe9Cb97UCEhjz7HvnPk2p/tw==",
+      "requires": {
+        "anymatch": "~3.1.1",
+        "braces": "~3.0.2",
+        "fsevents": "~2.3.1",
+        "glob-parent": "~5.1.0",
+        "is-binary-path": "~2.1.0",
+        "is-glob": "~4.0.1",
+        "normalize-path": "~3.0.0",
+        "readdirp": "~3.5.0"
+      },
+      "dependencies": {
+        "glob-parent": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.2.tgz",
+          "integrity": "sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==",
+          "requires": {
+            "is-glob": "^4.0.1"
+          }
+        },
+        "is-glob": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.1.tgz",
+          "integrity": "sha512-5G0tKtBTFImOqDnLB2hG6Bp2qcKEFduo4tZu9MT/H6NQv/ghhy30o55ufafxJ/LdH79LLs2Kfrn85TLKyA7BUg==",
+          "requires": {
+            "is-extglob": "^2.1.1"
+          }
+        }
+      }
+    },
+    "cliui": {
+      "version": "7.0.4",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz",
+      "integrity": "sha512-OcRE68cOsVMXp1Yvonl/fzkQOyjLSu/8bhPDfQt0e0/Eb283TKP20Fs2MqoPsr9SwA595rRCA+QMzYc9nBP+JQ==",
+      "requires": {
+        "string-width": "^4.2.0",
+        "strip-ansi": "^6.0.0",
+        "wrap-ansi": "^7.0.0"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "5.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
+          "integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg=="
+        },
+        "is-fullwidth-code-point": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz",
+          "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg=="
+        },
+        "string-width": {
+          "version": "4.2.2",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.2.tgz",
+          "integrity": "sha512-XBJbT3N4JhVumXE0eoLU9DCjcaF92KLNqTmFCnG1pf8duUxFGwtP6AD6nkjw9a3IdiRtL3E2w3JDiE/xi3vOeA==",
+          "requires": {
+            "emoji-regex": "^8.0.0",
+            "is-fullwidth-code-point": "^3.0.0",
+            "strip-ansi": "^6.0.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "6.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
+          "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
+          "requires": {
+            "ansi-regex": "^5.0.0"
+          }
+        }
+      }
+    },
     "color": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/color/-/color-3.0.0.tgz",
@@ -393,6 +569,11 @@
         "ms": "^2.1.1"
       }
     },
+    "decamelize": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-4.0.0.tgz",
+      "integrity": "sha512-9iE1PgSik9HeIIw2JO94IidnE3eBoQrFJ3w7sFuzSX4DpmZ3v5sZpUiV5Swcf6mQEF+Y0ru8Neo+p+nyh2J+hQ=="
+    },
     "denque": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/denque/-/denque-1.4.1.tgz",
@@ -408,6 +589,11 @@
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+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.0.tgz",
+      "integrity": "sha512-lY1Q/PiJGC2zOv/z391WOTD+Z02bCgsFfvxoXXf6h7kv9o+WmsmzYqrAwY63sNgOxE4xEdq0WyUnXfKeBrSvYw=="
+    },
     "process-nextick-args": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
@@ -1231,6 +1647,14 @@
       "resolved": "https://registry.npmjs.org/querystringify/-/querystringify-2.2.0.tgz",
       "integrity": "sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ=="
     },
+    "randombytes": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz",
+      "integrity": "sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==",
+      "requires": {
+        "safe-buffer": "^5.1.0"
+      }
+    },
     "range-parser": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/range-parser/-/range-parser-1.2.1.tgz",
@@ -1268,6 +1692,14 @@
         }
       }
     },
+    "readdirp": {
+      "version": "3.5.0",
+      "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.5.0.tgz",
+      "integrity": "sha512-cMhu7c/8rdhkHXWsY+osBhfSy0JikwpHK/5+imo+LpeasTF8ouErHrlYkwT0++njiyuDvc7OFY5T3ukvZ8qmFQ==",
+      "requires": {
+        "picomatch": "^2.2.1"
+      }
+    },
     "regexp-clone": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/regexp-clone/-/regexp-clone-1.0.0.tgz",
@@ -1283,6 +1715,11 @@
       "resolved": "https://registry.npmjs.org/remove-trailing-separator/-/remove-trailing-separator-1.1.0.tgz",
       "integrity": "sha1-wkvOKig62tW8P1jg1IJJuSN52O8="
     },
+    "require-directory": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
+      "integrity": "sha1-jGStX9MNqxyXbiNE/+f3kqam30I="
+    },
     "require_optional": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/require_optional/-/require_optional-1.0.1.tgz",
@@ -1396,6 +1833,14 @@
         }
       }
     },
+    "serialize-javascript": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-5.0.1.tgz",
+      "integrity": "sha512-SaaNal9imEO737H2c05Og0/8LUXG7EnsZyMa8MzkmuHoELfT6txuj0cMqRj6zfPKnmQ1yasR4PCJc8x+M4JSPA==",
+      "requires": {
+        "randombytes": "^2.1.0"
+      }
+    },
     "serve-static": {
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz",
@@ -1448,9 +1893,9 @@
       }
     },
     "split2": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/split2/-/split2-3.1.1.tgz",
-      "integrity": "sha512-emNzr1s7ruq4N+1993yht631/JH+jaj0NYBosuKmLcq+JkGQ9MmTw1RB1fGaTCzUuseRIClrlSLHRNYGwWQ58Q==",
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/split2/-/split2-3.2.2.tgz",
+      "integrity": "sha512-9NThjpgZnifTkJpzTZ7Eue85S49QwpNhZTq6GRJwObb6jnLFNGB7Qm73V5HewTROPyxD0C29xqmaI68bQtV+hg==",
       "requires": {
         "readable-stream": "^3.0.0"
       },
@@ -1482,6 +1927,15 @@
       "resolved": "https://registry.npmjs.org/stream-shift/-/stream-shift-1.0.1.tgz",
       "integrity": "sha512-AiisoFqQ0vbGcZgQPY1cdP2I76glaVA/RauYR4G4thNFgkTqr90yXTo4LYX60Jl+sIlPNHHdGSwo01AvbKUSVQ=="
     },
+    "string-width": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
+      "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
+      "requires": {
+        "is-fullwidth-code-point": "^2.0.0",
+        "strip-ansi": "^4.0.0"
+      }
+    },
     "string_decoder": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
@@ -1497,6 +1951,27 @@
         }
       }
     },
+    "strip-ansi": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
+      "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+      "requires": {
+        "ansi-regex": "^3.0.0"
+      }
+    },
+    "strip-json-comments": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-3.1.1.tgz",
+      "integrity": "sha512-6fPc+R4ihwqP6N/aIv2f1gMH8lOVtWQHoqC4yK6oSDVVocumAsfCqjkXnqiYMhmMwS/mEHLp7Vehlt3ql6lEig=="
+    },
+    "supports-color": {
+      "version": "8.1.1",
+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-8.1.1.tgz",
+      "integrity": "sha512-MpUEN2OodtUzxvKQl72cUF7RQ5EiHsGvSsVG0ia9c5RbWGL2CI4C7EpPS8UTBIplnlzZiNuV56w+FuNxy3ty2Q==",
+      "requires": {
+        "has-flag": "^4.0.0"
+      }
+    },
     "text-hex": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/text-hex/-/text-hex-1.0.0.tgz",
@@ -1539,6 +2014,14 @@
         "is-negated-glob": "^1.0.0"
       }
     },
+    "to-regex-range": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
+      "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+      "requires": {
+        "is-number": "^7.0.0"
+      }
+    },
     "toidentifier": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
@@ -1650,6 +2133,22 @@
         "xtend": "^4.0.0"
       }
     },
+    "which": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+      "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+      "requires": {
+        "isexe": "^2.0.0"
+      }
+    },
+    "wide-align": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
+      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "requires": {
+        "string-width": "^1.0.2 || 2"
+      }
+    },
     "winston": {
       "version": "3.3.3",
       "resolved": "https://registry.npmjs.org/winston/-/winston-3.3.3.tgz",
@@ -1687,6 +2186,51 @@
         "triple-beam": "^1.2.0"
       }
     },
+    "workerpool": {
+      "version": "6.1.4",
+      "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-6.1.4.tgz",
+      "integrity": "sha512-jGWPzsUqzkow8HoAvqaPWTUPCrlPJaJ5tY8Iz7n1uCz3tTp6s3CDG0FF1NsX42WNlkRSW6Mr+CDZGnNoSsKa7g=="
+    },
+    "wrap-ansi": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
+      "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
+      "requires": {
+        "ansi-styles": "^4.0.0",
+        "string-width": "^4.1.0",
+        "strip-ansi": "^6.0.0"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "5.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
+          "integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg=="
+        },
+        "is-fullwidth-code-point": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz",
+          "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg=="
+        },
+        "string-width": {
+          "version": "4.2.2",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.2.tgz",
+          "integrity": "sha512-XBJbT3N4JhVumXE0eoLU9DCjcaF92KLNqTmFCnG1pf8duUxFGwtP6AD6nkjw9a3IdiRtL3E2w3JDiE/xi3vOeA==",
+          "requires": {
+            "emoji-regex": "^8.0.0",
+            "is-fullwidth-code-point": "^3.0.0",
+            "strip-ansi": "^6.0.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "6.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
+          "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
+          "requires": {
+            "ansi-regex": "^5.0.0"
+          }
+        }
+      }
+    },
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
@@ -1713,6 +2257,76 @@
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
       "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ=="
+    },
+    "y18n": {
+      "version": "5.0.8",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
+      "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA=="
+    },
+    "yargs": {
+      "version": "16.2.0",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-16.2.0.tgz",
+      "integrity": "sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==",
+      "requires": {
+        "cliui": "^7.0.2",
+        "escalade": "^3.1.1",
+        "get-caller-file": "^2.0.5",
+        "require-directory": "^2.1.1",
+        "string-width": "^4.2.0",
+        "y18n": "^5.0.5",
+        "yargs-parser": "^20.2.2"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "5.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
+          "integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg=="
+        },
+        "is-fullwidth-code-point": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz",
+          "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg=="
+        },
+        "string-width": {
+          "version": "4.2.2",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.2.tgz",
+          "integrity": "sha512-XBJbT3N4JhVumXE0eoLU9DCjcaF92KLNqTmFCnG1pf8duUxFGwtP6AD6nkjw9a3IdiRtL3E2w3JDiE/xi3vOeA==",
+          "requires": {
+            "emoji-regex": "^8.0.0",
+            "is-fullwidth-code-point": "^3.0.0",
+            "strip-ansi": "^6.0.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "6.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
+          "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
+          "requires": {
+            "ansi-regex": "^5.0.0"
+          }
+        }
+      }
+    },
+    "yargs-parser": {
+      "version": "20.2.4",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.4.tgz",
+      "integrity": "sha512-WOkpgNhPTlE73h4VFAFsOnomJVaovO8VqLDzy5saChRBFQFBoMYirowyW+Q9HB4HFF4Z7VZTiG3iSzJJA29yRA=="
+    },
+    "yargs-unparser": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-2.0.0.tgz",
+      "integrity": "sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==",
+      "requires": {
+        "camelcase": "^6.0.0",
+        "decamelize": "^4.0.0",
+        "flat": "^5.0.2",
+        "is-plain-obj": "^2.1.0"
+      }
+    },
+    "yocto-queue": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz",
+      "integrity": "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q=="
     }
   }
 }
diff --git a/package.json b/package.json
index 6b02ebf..1fdde45 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,7 @@
     "body-parser": "^1.19.0",
     "dotenv": "^8.2.0",
     "express": "^4.17.1",
+    "mocha": "^9.0.0",
     "mongodb": "^3.5.6",
     "mongoose": "^5.9.10",
     "mqtt": "^3.0.0",
@@ -17,12 +18,12 @@
     "websocket-stream": "^5.5.2",
     "winston": "^3.3.3"
   },
-  "devDependencies": {},
+  "devDependencies": {
+    "axios": "^0.21.1"
+  },
   "scripts": {
     "test": "mocha ./test/*.js",
-    "start": "node chatservermq.js",
-    "pretest": "mongodb-runner start",
-    "posttest": "mongodb-runner stop"
+    "start": "node chatservermq.js"
   },
   "author": "",
   "license": "MIT"
diff --git a/test/test.js b/test/test.js
index 27a282f..85ca6a8 100644
--- a/test/test.js
+++ b/test/test.js
@@ -1,22 +1,34 @@
 var assert = require('assert');
+const { uuid } = require('uuidv4');
 const { Chat21Client } = require('../mqttclient/chat21client.js');
 
 const user1 = {
-	userid: '03-ANDREALEO',
-	fullname: 'Andrea Leo',
-	firstname: 'Andrea',
-	lastname: 'Leo',
-	token: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.QfRvEoibSw-p3AjIHWu4obQeNzrpWom0DLDZOuruShM'
+	userid: 'USER1',
+	fullname: 'User 1',
+	firstname: 'User',
+	lastname: '1',
+	token: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.r-GBXo1fIUtl1QjOkXxcRaenVNQBElRkus3omh9YtjQ'
 };
-const user2 = {
-	userid: '82004a48ed067c0012dd32dd',
-	fullname: 'Nico Lanzo',
-	firstname: 'Nico',
-	lastname: 'Lanzo',
-	token: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.-EFs5wQomfnLA8zcFKI7g_pThwskQFw7w3QKspC8fwc'
-}
 
-describe('TiledeskClient', function() {
+ const user2 = {
+	userid: 'USER2',
+	fullname: 'User 2',
+	firstname: 'User',
+	lastname: '2',
+	token: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.Zkbr3e9MfGGDKRdVUyG4330LxeNaKYS0y3upPtS4Wgg'
+};
+
+const user3 = {
+	userid: 'USER3',
+ 	fullname: 'User 3',
+ 	firstname: 'User',
+ 	lastname: '3',
+ 	token: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.-Cio8ITPCQswv_4KnxJrRbm-5RCXMefuT91wWUNZJmU'
+};
+
+
+
+describe('TiledeskClient - test 1', function() {
   describe('User connects', function() {
       it('User connects to the RabbbitMQ server through MQTT client', function(done) {
         let chatClient = new Chat21Client(
@@ -37,7 +49,7 @@ describe('TiledeskClient', function() {
   });
 });
 
-describe('TiledeskClient', function() {
+describe('TiledeskClient - test 2', function() {
 	describe('Direct message', function() {
 		it('User sends a direct message using client.sendMessage()', function(done) {
 		  let chatClient = new Chat21Client(
@@ -50,13 +62,13 @@ describe('TiledeskClient', function() {
 			  console.log("Connected...");
 			  chatClient.sendMessage(
 				  'test',
-				  'direct',
+				  'text',
 				  user2.userid,
 				  user2.fullname,
 				  user1.fullname,
 				  null,
 				  null,
-				  'chat21',
+				  'direct',
 				  () => {
 					  console.log("Message sent.");
 					  chatClient.close(() => {
@@ -70,7 +82,7 @@ describe('TiledeskClient', function() {
 	});
   });
 
-  describe('TiledeskClient', function() {
+describe('TiledeskClient - test 3', function() {
 	describe('Direct message', function() {
 		it('User1 sends a direct message and User2 receives the message', function(done) {
 		  let chatClient1 = new Chat21Client(
@@ -113,11 +125,339 @@ describe('TiledeskClient', function() {
 				  () => {
 					  console.log("Message sent.");
 					  chatClient1.close(() => {
-						console.log("...and CLient 1 successfully disconnected.");
+						console.log("...and Client 1 successfully disconnected.");
 					  });
 			  	  }
 			  );
 		  });
 		});
 	});
+  });
+
+describe('TiledeskClient - test 4', function() {
+	describe('Create group', function() {
+		it('Creates a group', function(done) {
+			const group_id = "group-" + uuid();
+			const group_name = "test group";
+			const group_members = {}
+			group_members[user2.userid] = 1;
+			let chatClient = new Chat21Client(
+				{
+					appId: "tilechat",
+					MQTTendpoint: 'ws://localhost:15675/ws',
+					APIendpoint: 'http://localhost:8004/api'
+				}
+			);
+			chatClient.connect(user1.userid, user1.token, () => {
+				console.log("Connected...");
+				chatClient.createGroup(
+					group_name,
+					group_id,
+					group_members,
+					(err, result) => {
+						assert(err == null);
+						assert(result != null);
+						assert(result.success == true);
+						assert(result.group.name === group_name);
+						assert(result.group.members != null);
+						assert(result.group.members[user2.userid] == 1);
+						console.log("Group created:", result);
+						chatClient.close(() => {
+							console.log("...successfully disconnected.");
+							done();
+						});
+					}
+				);
+			});
+		});
+	});
+  });
+
+describe('TiledeskClient - test 5', function() {
+	describe('Creates group with 2 members', function() {
+		it('Creates a group with 2 members, the added member receives the MEMBER_JOINED_GROUP message', function(done) {
+			const group_id = "group-" + uuid();
+			const group_name = "test group";
+			const group_members = {}
+			group_members[user2.userid] = 1;
+			let chatClient1 = new Chat21Client( // group creator
+				{
+					appId: "tilechat",
+					MQTTendpoint: 'ws://localhost:15675/ws',
+					APIendpoint: 'http://localhost:8004/api'
+				}
+			);
+			let chatClient2 = new Chat21Client( // group member, will receive added-to-group message
+				{
+					appId: "tilechat",
+					MQTTendpoint: 'ws://localhost:15675/ws'
+				}
+			  );
+			  chatClient2.connect(user2.userid, user2.token, () => {
+					console.log("User2 connected...");
+					let messages = {}
+					console.log("messages:", messages);
+					const GROUP_CREATED_KEY = 'group created';
+					const USER1_JOINED_KEY = 'user1 joined';
+					const USER2_JOINED_KEY = 'user2 joined';
+					chatClient2.onMessageAdded((message, topic) => {
+						console.log("message added:", JSON.stringify(message));
+						if (
+							message &&
+							message.attributes &&
+							message.attributes.messagelabel &&
+							message.attributes.messagelabel.key &&
+							message.attributes.messagelabel.parameters &&
+							message.attributes.messagelabel.parameters.creator &&
+							message.attributes.messagelabel.key === 'GROUP_CREATED' &&
+							message.attributes.messagelabel.parameters.creator === user1.userid) {
+							messages[GROUP_CREATED_KEY] = true;
+						}
+						if (
+							message &&
+							message.attributes &&
+							message.attributes.messagelabel &&
+							message.attributes.messagelabel.key &&
+							message.attributes.messagelabel.parameters &&
+							message.attributes.messagelabel.parameters.member_id &&
+							message.attributes.messagelabel.key === 'MEMBER_JOINED_GROUP' &&
+							message.attributes.messagelabel.parameters.member_id === user2.userid) {
+							messages[USER2_JOINED_KEY] = true;
+						}
+						if (
+							message &&
+							message.attributes &&
+							message.attributes.messagelabel &&
+							message.attributes.messagelabel.key &&
+							message.attributes.messagelabel.parameters &&
+							message.attributes.messagelabel.parameters.member_id &&
+							message.attributes.messagelabel.key === 'MEMBER_JOINED_GROUP' &&
+							message.attributes.messagelabel.parameters.member_id === user1.userid) {
+							messages[USER1_JOINED_KEY] = true;
+						}
+						if (Object.keys(messages).length == 3) { // all 3 messages were successfully received
+							chatClient2.close(() => {
+								console.log("...all messages received and Client2 disconnected.");
+								done();
+							});
+						}
+					});
+			  });
+			chatClient1.connect(user1.userid, user1.token, () => {
+				console.log("Connected...");
+				chatClient1.createGroup(
+					group_name,
+					group_id,
+					group_members,
+					(err, result) => {
+						assert(err == null);
+						assert(result != null);
+						assert(result.success == true);
+						assert(result.group.name === group_name);
+						assert(result.group.members != null);
+						assert(result.group.members[user2.userid] == 1);
+						console.log("Group created:", result);
+						chatClient1.close(() => {
+							console.log("...successfully disconnected.");
+						});
+					}
+				);
+			});
+		});
+	});
+  });
+
+describe('TiledeskClient - test 6', function() {
+	describe('Creates group with 3 members, group creator (User1) sends a message to the group and receives the sent message', function() {
+		it('Group creator (User1) sends a message to the group and receives the sent message.', function(done) {
+			const group_id = "group-" + uuid();
+			const group_name = "Test Group";
+			const group_members = {}
+			group_members[user1.userid] = 1;
+			group_members[user2.userid] = 1;
+			group_members[user3.userid] = 1;
+			const SENT_MESSAGE = 'Hello guys';
+			let chatClient1 = new Chat21Client( // group creator
+				{
+					appId: "tilechat",
+					MQTTendpoint: 'ws://localhost:15675/ws',
+					APIendpoint: 'http://localhost:8004/api'
+				}
+			);
+			chatClient1.connect(user1.userid, user1.token, () => {
+				console.log("User1 (group owner) connected...");
+				chatClient1.createGroup(
+					group_name,
+					group_id,
+					group_members,
+					(err, result) => {
+						assert(err == null);
+						assert(result != null);
+						assert(result.success == true);
+						assert(result.group.name === group_name);
+						chatClient1.onMessageAdded((message, topic) => {
+							console.log("message added:", JSON.stringify(message));
+							if (
+								message &&
+								message.text &&
+								!message.attributes &&
+								message.text === SENT_MESSAGE
+								) {
+								chatClient1.close(() => {
+									console.log("...and Client 1 successfully disconnected.");
+									done();
+								});
+							}
+						});
+						chatClient1.sendMessage(
+							SENT_MESSAGE,
+							'text',
+							'group-527984e5-4305-43db-873e-5f899e764c7f',
+							group_name,
+							user1.fullname,
+							null,
+							null,
+							'group',
+							() => {
+								console.log("Message sent to group", group_name);
+							}
+						);
+					}
+				);
+			});
+		});
+	});
+  });
+
+  describe('TiledeskClient - test 7', function() {
+	describe('Creates group with 3 members, group creator sends a message to the group', function() {
+		it('Creates group with 3 members, group creator (User1) sends a message to the group. User2 & User3 verify the reception of the creator message', function(done) {
+			const group_id = "group-" + uuid();
+			const group_name = "test send message group";
+			const group_members = {}
+			group_members[user1.userid] = 1;
+			group_members[user2.userid] = 1;
+			group_members[user3.userid] = 1;
+			let received_messages = {}
+			const USER1_RECEIVED_KEY = 'user1';
+			const USER2_RECEIVED_KEY = 'user2';
+			const USER3_RECEIVED_KEY = 'user3';
+			const SENT_MESSAGE = "Welcome everybody 2";
+			let chatClient1 = new Chat21Client( // group creator
+				{
+					appId: "tilechat",
+					MQTTendpoint: 'ws://localhost:15675/ws',
+					APIendpoint: 'http://localhost:8004/api'
+				}
+			);
+			let chatClient2 = new Chat21Client( // group member, will receive sent message
+				{
+					appId: "tilechat",
+					MQTTendpoint: 'ws://localhost:15675/ws'
+				}
+			  );
+			  let chatClient3 = new Chat21Client( // group member, will receive sent message
+				{
+					appId: "tilechat",
+					MQTTendpoint: 'ws://localhost:15675/ws'
+				}
+			  );
+			  chatClient2.connect(user2.userid, user2.token, () => {
+					console.log("User2 connected...");
+					chatClient2.onMessageAdded((message, topic) => {
+						console.log("message added:", JSON.stringify(message));
+						if (
+							message &&
+							message.text &&
+							!message.attributes &&
+							message.text === SENT_MESSAGE
+							) {
+								received_messages[USER2_RECEIVED_KEY] = true;
+						}
+						if (Object.keys(received_messages).length == 3) { // the message was successfully delivered
+							chatClient1.close(() => {
+								chatClient2.close(() => {
+									chatClient3.close(() => {
+										console.log("...all messages received and Client2 disconnected.");
+										done();
+									});
+								});
+							});
+						}
+					});
+					chatClient3.connect(user3.userid, user3.token, () => {
+						console.log("User3 connected...");
+						chatClient3.onMessageAdded((message, topic) => {
+							console.log("message added:", JSON.stringify(message));
+							if (
+								message &&
+								message.text &&
+								!message.attributes &&
+								message.text === SENT_MESSAGE
+								) {
+									received_messages[USER3_RECEIVED_KEY] = true;
+							}
+							if (Object.keys(received_messages).length == 3) { // the message was successfully delivered
+								chatClient1.close(() => {
+									chatClient2.close(() => {
+										chatClient3.close(() => {
+											console.log("...all messages received and Client2 disconnected.");
+											done();
+										});
+									});
+								});
+							}
+						});
+						chatClient1.connect(user1.userid, user1.token, () => {
+							console.log("User1 (group owner) connected...");
+							chatClient1.createGroup(
+								group_name,
+								group_id,
+								group_members,
+								(err, result) => {
+									assert(err == null);
+									assert(result != null);
+									assert(result.success == true);
+									assert(result.group.name === group_name);
+									chatClient1.onMessageAdded((message, topic) => {
+										console.log("message added:", JSON.stringify(message));
+										if (
+											message &&
+											message.text &&
+											!message.attributes &&
+											message.text === SENT_MESSAGE
+											) {
+												received_messages[USER1_RECEIVED_KEY] = true;
+										}
+										if (Object.keys(received_messages).length == 3) { // the message was successfully delivered
+											chatClient1.close(() => {
+												chatClient2.close(() => {
+													chatClient3.close(() => {
+														console.log("...all messages received and Client2 disconnected.");
+														done();
+													});
+												});
+											});
+										}
+									});
+									chatClient1.sendMessage(
+										SENT_MESSAGE,
+										'text',
+										group_id,
+										group_name,
+										user1.fullname,
+										null,
+										null,
+										'group',
+										() => {
+											console.log("Message sent to group", group_name);
+										}
+									);
+								}
+							);
+						});
+				  });
+			  });
+		});
+	});
   });
\ No newline at end of file