public RegistrationAssociationMetadata withIsoCountryCode(String isoCountryCode) {
        setIsoCountryCode(isoCountryCode);
        return this;
    }
<p>
The two-character code, in ISO 3166-1 alpha-2 format, for the country or region.
</p>

@param isoCountryCode
       The two-character code, in ISO 3166-1 alpha-2 format, for the country or region.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-pinpointsmsvoicev2/src/main/java/com/amazonaws/services/pinpointsmsvoicev2/model/RegistrationAssociationMetadata.java