//SetUnderlyingMaturityDate sets UnderlyingMaturityDate, Tag 542
func (m OrderMassCancelRequest) SetUnderlyingMaturityDate(v string) {
	m.Set(field.NewUnderlyingMaturityDate(v))
}
//SetUnderlyingMaturityDate sets UnderlyingMaturityDate, Tag 542
func (m DerivativeSecurityListRequest) SetUnderlyingMaturityDate(v string) {
	m.Set(field.NewUnderlyingMaturityDate(v))
}