toMap method
Implementation
Map<String, dynamic> toMap() => <String, dynamic>{
"idempotencyKey": idempotencyKey,
"side": side.number,
"baseAsset": baseAsset.number,
"quoteAsset": quoteAsset.number,
if (baseAmount != null) "baseAmount": baseAmount,
if (quoteAmount != null) "quoteAmount": quoteAmount,
};