**To add or update tags for an AWS resource (for example: Room)** The following ``tag-resource`` example adds or updates tags for a specified resource ARN (Amazon Resource Name). On success it returns HTTP 200 with an empty response body. :: aws ivschat tag-resource \ --resource-arn arn:aws:ivschat:us-west-2:12345689012:room/g1H2I3j4k5L6 \ --tags "tagkey1=tagkeyvalue1, tagkey2=tagkeyvalue2" This command produces no output. For more information, see `Tagging `__ in the *Amazon Interactive Video Service API Reference*.