Amazon OpenSearch Service API · Schema
TagValue
A string of length from 0 to 256 characters that specifies the value for a Tag. Tag values can be null and do not have to be unique in a tag set.
AnalyticsAWSElasticsearchSearch
A string of length from 0 to 256 characters that specifies the value for a Tag. Tag values can be null and do not have to be unique in a tag set.