added models, crypto, and constants services

src/models/response/attachmentResponse.ts

@@ -0,0 +1,18 @@
+class AttachmentResponse {
+    id: string;
+    url: string;
+    fileName: string;
+    size: number;
+    sizeName: string;
+
+    constructor(response: any) {
+        this.id = response.Id;
+        this.url = response.Url;
+        this.fileName = response.FileName;
+        this.size = response.Size;
+        this.sizeName = response.SizeName;
+    }
+}
+
+export { AttachmentResponse };
+(window as any).AttachmentResponse = AttachmentResponse;