diff --git a/packages/server/src/models/Import.ts b/packages/server/src/models/Import.ts
index 1181071af..b0c558203 100644
--- a/packages/server/src/models/Import.ts
+++ b/packages/server/src/models/Import.ts
@@ -2,7 +2,8 @@ import TenantModel from 'models/TenantModel';
 
 export default class Import extends TenantModel {
   mapping!: string;
-
+  columns!: string;
+  
   /**
    * Table name.
    */
@@ -31,6 +32,10 @@ export default class Import extends TenantModel {
     return {};
   }
 
+  /**
+   * Detarmines whether the import is mapped.
+   * @returns {boolean}
+   */
   public get isMapped() {
     return Boolean(this.mapping);
   }
@@ -43,6 +48,7 @@ export default class Import extends TenantModel {
     }
   }
 
+
   public get mappingParsed() {
     try {
       return JSON.parse(this.mapping);
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b62633b19..63855f63d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -83,12 +83,6 @@ importers:
       body-parser:
         specifier: ^1.20.2
         version: 1.20.2
-      class-transformer:
-        specifier: ^0.5.1
-        version: 0.5.1
-      class-validator:
-        specifier: ^0.14.0
-        version: 0.14.0
       compression:
         specifier: ^1.7.4
         version: 1.7.4
@@ -140,9 +134,6 @@ importers:
       express-boom:
         specifier: ^3.0.0
         version: 3.0.0
-      express-fileupload:
-        specifier: ^1.1.7-alpha.3
-        version: 1.4.0
       express-oauth-server:
         specifier: ^2.0.0
         version: 2.0.0
@@ -6931,10 +6922,6 @@ packages:
     resolution: {integrity: sha512-IDaobHimLQhjwsQ/NMwRVfa/yL7L/wriQPMhw1ZJall0KX6E1oxk29XMDeilW5qTIg5aoiqf5Udy8U/51aNoQQ==}
     dev: false
 
-  /@types/validator@13.11.7:
-    resolution: {integrity: sha512-q0JomTsJ2I5Mv7dhHhQLGjMvX0JJm5dyZ1DXQySIUzU1UlwzB8bt+R6+LODUbz0UDIOvEzGc28tk27gBJw2N8Q==}
-    dev: false
-
   /@types/webidl-conversions@7.0.0:
     resolution: {integrity: sha512-xTE1E+YF4aWPJJeUzaZI5DRntlkY3+BCVJi0axFptnjGmAoWxkyREIh/XMrfxVLejwQxMCfDXdICo0VLxThrog==}
     dev: false
@@ -9538,10 +9525,6 @@ packages:
     resolution: {integrity: sha512-0TNiGstbQmCFwt4akjjBg5pLRTSyj/PkWQ1ZoO2zntmg9yLqSRxwEa4iCfQLGjqhiqBfOJa7W/E8wfGrTDmlZQ==}
     dev: false
 
-  /class-transformer@0.5.1:
-    resolution: {integrity: sha512-SQa1Ws6hUbfC98vKGxZH3KFY0Y1lm5Zm0SY8XX9zbK7FJCyVEac3ATW0RIpwzW+oOfmHE5PMPufDG9hCfoEOMw==}
-    dev: false
-
   /class-utils@0.3.6:
     resolution: {integrity: sha512-qOhPa/Fj7s6TY8H8esGu5QNpMMQxz79h+urzrNYN6mn+9BnxlDGf5QZ+XeCDsxSjPqsSR56XOZOJmpeurnLMeg==}
     engines: {node: '>=0.10.0'}
@@ -9552,14 +9535,6 @@ packages:
       static-extend: 0.1.2
     dev: false
 
-  /class-validator@0.14.0:
-    resolution: {integrity: sha512-ct3ltplN8I9fOwUd8GrP8UQixwff129BkEtuWDKL5W45cQuLd19xqmTLu5ge78YDm/fdje6FMt0hGOhl0lii3A==}
-    dependencies:
-      '@types/validator': 13.11.7
-      libphonenumber-js: 1.10.19
-      validator: 13.9.0
-    dev: false
-
   /classnames@2.3.2:
     resolution: {integrity: sha512-CSbhY4cFEJRe6/GQzIk5qXZ4Jeg5pcsP7b5peFSDpffpe1cqjASH/n9UTjBwOp6XpMSTwQ8Za2K5V02ueA7Tmw==}
     dev: false
@@ -12508,13 +12483,6 @@ packages:
       boom: 7.3.0
     dev: false
 
-  /express-fileupload@1.4.0:
-    resolution: {integrity: sha512-RjzLCHxkv3umDeZKeFeMg8w7qe0V09w3B7oGZprr/oO2H/ISCgNzuqzn7gV3HRWb37GjRk429CCpSLS2KNTqMQ==}
-    engines: {node: '>=12.0.0'}
-    dependencies:
-      busboy: 1.6.0
-    dev: false
-
   /express-oauth-server@2.0.0:
     resolution: {integrity: sha512-+UrTbvU7u3LVnoUavzO7QJgSqiEZREKprCZYrDEVoSszrO4t8f/BBPbY3hQOuuatoS0PgDFLaDKQsGNtAgPm5w==}
     engines: {node: '>=0.11'}