addAdditionalAttribute method
Implementation
CustomerAttributesBuilder addAdditionalAttribute(String key, String value) {
_additionalAttributes ??= <String, String>{};
_additionalAttributes![key.toLowerCase()] = value;
return this;
}
CustomerAttributesBuilder addAdditionalAttribute(String key, String value) {
_additionalAttributes ??= <String, String>{};
_additionalAttributes![key.toLowerCase()] = value;
return this;
}