RXJS Get call

import { HttpHeaders, HttpClient } from '@angular/common/http';
import { Observable } from 'rxjs';
import { map, tap } from 'rxjs/operators';

constructor(private http: HttpClient) {}
  GetAllSaved(): Observable<Array[]> {
    return this.http
      .get<Array<string>>('Your API URL')
      .pipe(
        map((response) => {
          const jsonResult = JSON.parse(JSON.stringify(response));
          return jsonResult;
        })
      );
  }