this.service.post(id, data)
  .subscribe(postResponse => {

    this.service.get(postResponse.id)
      .subscribe(getResponse => {
        getResponse.number += 1;

        this.service.put(getResponse.id, getResponse)
          .subscribe(putResponse => {
            this.router.navigate(['/user', `${putResponse.id}`]);
          }
      }
  }