def METHOD_NAME():
    client = boto3.client("mq", region_name="us-east-1")
    broker_id = client.create_broker(
        AutoMinorVersionUpgrade=False,
        BrokerName="testbroker",
        DeploymentMode="dm",
        EngineType="ACTIVEMQ",
        EngineVersion="version",
        HostInstanceType="hit",
        PubliclyAccessible=True,
        Users=[],
    )["BrokerId"]
    client.create_user(
        BrokerId=broker_id,
        Username="admin",
        Password="adm1n",
        ConsoleAccess=True,
        Groups=["group1", "group2"],
    )
    resp = client.describe_user(BrokerId=broker_id, Username="admin")
    assert resp["BrokerId"] == broker_id
    assert resp["ConsoleAccess"] is True
    assert resp["Groups"] == ["group1", "group2"]
    assert resp["Username"] == "admin"