How to access specific item from list and replace it using groovy : I have a issue in accessing the list items and replacing specific item from it.Below is the resulting list after splitting string by new line('\n').   

def lst = [Node: , Message group: , Application: appl, Severity: critical];


My question here is to how to access specific item from the list and replace that with empty value using Groovy script. Can someone help me out to solve this issue, as it is bit urgent. Thanks in advance.

I mean for example , access 'Application' from the list and set its value to empty('') using groovy script

