fromJson static method
Creates a object from a json
Implementation
static PreCheckoutQuery fromJson(Map<String, dynamic> json) {
return PreCheckoutQuery(
id: json['id']!,
from: User.fromJson(json['from']!),
currency: json['currency']!,
totalAmount: json['total_amount']!,
invoicePayload: json['invoice_payload']!,
shippingOptionId: json['shipping_option_id'],
orderInfo: callIfNotNull(OrderInfo.fromJson, json['order_info']),
);
}