toJson method
override
Object to Map serializer
Implementation
@override
Map<String, dynamic> toJson() {
return {
'@type': 'sendPaymentForm',
if (extra != null) '@extra': extra,
'input_invoice': input_invoice,
'payment_form_id': payment_form_id,
'order_info_id': order_info_id,
'shipping_option_id': shipping_option_id,
'credentials': credentials,
'tip_amount': tip_amount
};
}