+ quotation provider

frontend/pshared/lib/data/dto/payment/fx_quote.dart

@@ -0,0 +1,40 @@
+import 'package:json_annotation/json_annotation.dart';
+
+import 'package:pshared/data/dto/payment/money.dart';
+
+part 'fx_quote.g.dart';
+
+
+@JsonSerializable()
+class FxQuoteDTO {
+  final String? quoteRef;
+  final String? baseCurrency;
+  final String? quoteCurrency;
+  final String? side;
+  final String? price;
+  final MoneyDTO? baseAmount;
+  final MoneyDTO? quoteAmount;
+  final int? expiresAtUnixMs;
+  final String? provider;
+  final String? rateRef;
+
+  @JsonKey(defaultValue: false)
+  final bool? firm;
+
+  const FxQuoteDTO({
+    this.quoteRef,
+    this.baseCurrency,
+    this.quoteCurrency,
+    this.side,
+    this.price,
+    this.baseAmount,
+    this.quoteAmount,
+    this.expiresAtUnixMs,
+    this.provider,
+    this.rateRef,
+    this.firm = false,
+  });
+
+  factory FxQuoteDTO.fromJson(Map<String, dynamic> json) => _$FxQuoteDTOFromJson(json);
+  Map<String, dynamic> toJson() => _$FxQuoteDTOToJson(this);
+}