code: func (b *BigIP) Certificates() (*Certificates, error) {
  	var certs Certificates
  	err, _ := b.getForEntity(&certs, uriSys, uriFile, uriSslCert)
  	if err != nil {
  		return nil, err
  	}
  
  	return &certs, nil
  }
docs: // Certificates returns a list of certificates.