def get_traffic_policy_instance(Id=None):
    """
    Gets information about a specified traffic policy instance.
    See also: AWS API Documentation
    
    
    :example: response = client.get_traffic_policy_instance(
        Id='string'
    )
    
    
    :type Id: string
    :param Id: [REQUIRED]
            The ID of the traffic policy instance that you want to get information about.
            

    :rtype: dict
    :return: {
        'TrafficPolicyInstance': {
            'Id': 'string',
            'HostedZoneId': 'string',
            'Name': 'string',
            'TTL': 123,
            'State': 'string',
            'Message': 'string',
            'TrafficPolicyId': 'string',
            'TrafficPolicyVersion': 123,
            'TrafficPolicyType': 'SOA'|'A'|'TXT'|'NS'|'CNAME'|'MX'|'NAPTR'|'PTR'|'SRV'|'SPF'|'AAAA'
        }
    }
    
    
    """
    pass
