nnovaes

@Akhila-Y please review my proposed changes at https://github.com/Cargill/OpenSIEM-Logstash-Parsing/pull/313

@Akhila-Y i also have used a limited number of test cases, so please try to do a more expansive test

> Hi everyone > thanks for this great project, I want to know if you have a field mapping for translating sigma rules to elastalert rules . > thanks in...