timezoneEstimationMethods
An array of time zone estimation methods, if any, to use for determining an Endpoints time zone if the Endpoint does not have a value for the Demographic.Timezone attribute.
PHONE_NUMBER - A time zone is determined based on the Endpoint.Address and Endpoint.Location.Country.
POSTAL_CODE - A time zone is determined based on the Endpoint.Location.PostalCode and Endpoint.Location.Country.POSTAL_CODE detection is only supported in the United States, United Kingdom, Australia, New Zealand, Canada, France, Italy, Spain, Germany and in regions where Amazon Pinpoint is available.