**To add a tag to Data Store** The following ``tag-resource`` example shows how to add a tag to a Data Store. :: aws healthlake tag-resource \ --resource-arn "arn:aws:healthlake:us-east-1:691207106566:datastore/fhir/0725c83f4307f263e16fd56b6d8ebdbe" \ --tags '[{"Key": "key1", "Value": "value1"}]' \ --region us-east-1 This command produces no output. For more information, see 'Adding a tag to a Data Store '__ in the *Amazon HealthLake Developer Guide.*.