import { HttpClient } from '@angular/common/http'; import { Observable } from 'rxjs/internal/Observable'; export interface IRegistration { policyid: number; policyname: string; } export declare class TextBoxComponentsLibService { private http; private _url; constructor(http: HttpClient); SaveRegistrations(formData: any): Observable; getRegistrationsById(id: any): Observable; getDocument(): Observable; }