diff --git a/services/loopback/common/methods/vn-model/installMethod.js b/services/loopback/common/methods/vn-model/installMethod.js
deleted file mode 100644
index 94eb41f85..000000000
--- a/services/loopback/common/methods/vn-model/installMethod.js
+++ /dev/null
@@ -1,94 +0,0 @@
-module.exports = function(Self) {
-    Self.installMethod = function(methodName, filterCb, filterResult) {
-        this.remoteMethod(methodName, {
-            description: 'List items using a filter',
-            accessType: 'READ',
-            accepts: [
-                {
-                    arg: 'filter',
-                    type: 'object',
-                    required: true,
-                    description: 'Filter defining where',
-                    http: function(ctx) {
-                        return ctx.req.query;
-                    }
-                }
-            ],
-            returns: {
-                arg: 'data',
-                type: [this.modelName],
-                root: true
-            },
-            http: {
-                verb: 'get',
-                path: `/${methodName}`
-            }
-        });
-
-        this[methodName] = (params, cb) => {
-            let filter = removeEmpty(filterCb(params));
-
-            var response = {};
-
-            function returnValues() {
-                if (response.instances !== undefined && response.count !== undefined) {
-                    if (filterResult)
-                        cb(null, filterResult(response));
-                    else
-                        cb(null, response);
-                }
-            }
-
-            function error() {
-                cb(null, response);
-            }
-
-            this.find(filter, function(err, instances) {
-                if (err) {
-                    error();
-                } else {
-                    response.instances = instances;
-                    returnValues();
-                }
-            });
-
-            this.count(filter.where, function(err, totalCount) {
-                if (err) {
-                    error();
-                } else {
-                    response.count = totalCount;
-                    returnValues();
-                }
-            });
-        };
-    };
-};
-
-function removeEmpty(o) {
-    if (Array.isArray(o)) {
-        let array = [];
-        for (let item of o) {
-            let i = removeEmpty(item);
-            if (!isEmpty(i))
-                array.push(i);
-        }
-        if (array.length > 0)
-            return array;
-    } else if (typeof o === 'object') {
-        let object = {};
-        for (let key in o) {
-            let i = removeEmpty(o[key]);
-            if (!isEmpty(i))
-                object[key] = i;
-        }
-        if (Object.keys(object).length > 0)
-            return object;
-    } else if (!isEmpty(o))
-        return o;
-
-    return undefined;
-}
-
-function isEmpty(value) {
-    return value === undefined || value === '';
-}