**To create a group** This example creates a group with a description. Command:: aws cognito-idp create-group --user-pool-id us-west-2_aaaaaaaaa --group-name MyNewGroup --description "New group." Output:: { "Group": { "GroupName": "MyNewGroup", "UserPoolId": "us-west-2_aaaaaaaaa", "Description": "New group.", "LastModifiedDate": 1548270073.795, "CreationDate": 1548270073.795 } } **To create a group with a role and precedence** This example creates a group with a description. It also includes a role and precedence. Command:: aws cognito-idp create-group --user-pool-id us-west-2_aaaaaaaaa --group-name MyNewGroupWithRole --description "New group with a role." --role-arn arn:aws:iam::111111111111:role/MyNewGroupRole --precedence 2 Output:: { "Group": { "GroupName": "MyNewGroupWithRole", "UserPoolId": "us-west-2_aaaaaaaaa", "Description": "New group with a role.", "RoleArn": "arn:aws:iam::111111111111:role/MyNewGroupRole", "Precedence": 2, "LastModifiedDate": 1548270211.761, "CreationDate": 1548270211.761 } }