{
    "Successful": [
        {
            "MD5OfMessageBody": "0e024d309850c78cba5eabbeff7cae71", 
            "Id": "test_msg_001", 
            "MessageId": "0a5231c7-8bff-4955-be2e-8dc7c50a25fa"
        }, 
        {
            "MD5OfMessageBody": "7fb8146a82f95e0af155278f406862c2", 
            "Id": "test_msg_002", 
            "MessageId": "15ee1ed3-87e7-40c1-bdaa-2e49968ea7e9"
        }
    ], 
    "ResponseMetadata": {
        "RequestId": "ca1ad5d0-8271-408b-8d0f-1351bf547e74"
    }
}