getRatpCommerceData(query: string): Observable<RatpResponse> {
  const params = new HttpParams()
    .set('dataset', 'commerces-de-proximite-agrees-ratp')
    .set('q', query)
    .set('rows', '10')
    .set('refine.sort', '-code_postal');

  const userSearchUrl = `${this.baseUrl}${params.toString()}`;

  this.ratpCommerceData = this.http.get<RatpResponse>(userSearchUrl).pipe(
    catchError(err => {
      throw new Error('Error in getting API data. Details: ' + err);
    })
  );

  return this.ratpCommerceData;
}