# Create a new Field based on delimiter

**URL:** <https://discuss.elastic.co/t/create-a-new-field-based-on-delimiter/177863>\
**Category:** Logstash\
**Created:** [April 22, 2019, 2:09pm UTC](https://discuss.elastic.co/t/create-a-new-field-based-on-delimiter/177863 "2019-04-22T14:09:22Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![pro](https://avatars.discourse-cdn.com/v4/letter/p/e56c9b/32.png) [@pro](https://discuss.elastic.co/u/pro)\
**Post date:** [April 22, 2019, 2:09pm UTC](https://discuss.elastic.co/t/create-a-new-field-based-on-delimiter/177863/1 "2019-04-22T14:09:22Z")

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HI,  
Im very new to ELK.  
I have a log like this  
Message-Id: [34b89892.AMMAADZy0R0AAAAAAAAAAGzbDQ4AAPbYwAAAAAAAUmKABcugLi@gmail.com](mailto:34b89892.AMMAADZy0R0AAAAAAAAAAGzbDQ4AAPbYwAAAAAAAUmKABcugLi@gmail.com)  
MIME-Version: 1.0  
From: [hasdgs@gmail.com](mailto:hasdgs@gmail.com)  
Reply-To: [hasdgs@gmail.com](mailto:hasdgs@gmail.com)  
To: [dswifka@yahoo.com](mailto:dswifka@yahoo.com)  
Subject: [Resources For You] You've been assigned to the request "Education Assistance Request - Portal  
Date: Fri, 19 Apr 2019 17:18:26 -0000  
............................ and more

I want to parse field based on value after ":" from the log..  
Need output like  
{  
"MessgeID": [  
[  
"[34b89892.AMMAADZy0R0AAAAAAAAAAGzbDQ4AAP-ybYwAAAAAAAUmKABcugLi@gmail.com](mailto:34b89892.AMMAADZy0R0AAAAAAAAAAGzbDQ4AAP-ybYwAAAAAAAUmKABcugLi@gmail.com)"  
]  
],  
"MIMEVersion": [  
[  
"1.0"  
]  
],  
"from": [  
[  
"hasdgs@gmail.com"  
]  
],  
"ReplyTo": [  
[  
"hasdgs@gmail.com"  
]  
]  
} and all other fields.. Is it posssible

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [May 20, 2019, 2:09pm UTC](https://discuss.elastic.co/t/create-a-new-field-based-on-delimiter/177863/2 "2019-05-20T14:09:33Z")

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