This is the code I am using, please help me

load() {
  let currentUrl=window.location.origin;
  return new Promise<void>((resolve, reject) => {
    this.httpClient = new HttpClient(this.handler);
    this.httpClient
      .post(this.liveApiUrl + 'config_sso', { url: currentUrl })
      .toPromise()
      .then((response: any) => {
        SsoConfigService.settings = <IAppConfig>response.data;
        let obj={
          button_name:response.data.button_name,
          sso_status:response.data.sso_status,
          iframe:response.data.iframe
        }
        localStorage.setItem('sso_data', JSON.stringify(obj));
        this.authClientConfig.set({
          clientId: 'rwerwerwerwesdvfsdfwesf',
          domain: 'sad.sad.sads.auth0.com',
          returnTo: "abc/login"
        });
        console.log(SsoConfigService.settings);
        resolve();
      },err=>{
        reject(err);

      })
  });
}