toString method
override
Returns a string representation of this object.
Implementation
@override
String toString() {
return """ transactionID: ${this.transactionID},
expiryDate: ${this.expiryDate},
cardToken: ${this.cardToken},
creationDate: ${this.creationDate},
lastFourDigits: ${this.lastFourDigits},
customParam: ${this.customParam},
errorMessage: ${this.errorMessage}""";
}