how to remove header apache nifi

[#1]

i have file like this and i want to remove header file:

any suggestion for me to solve this problem in apache nifi

[#2]

You can use the ExtractText processor, and use a regexp to filter what you need.

https://nifi.apache.org/docs/nifi-docs/html/expression-language-guide.html

You could also execute a script from an ExecuteScript processor, which could call a shell script for example, which can use standard regexp to filter. @ulung tama