We are importing structured logs stored as json lines in a text file. An example event: { "time": "...", "template": "User {Username} logged into {Application}", "Username": "John.Doe", "Application": "SomeApp" } I am looking to render the template into a message property that would read "User John.Doe logged into SomeApp" by replacing the tokens with values from their respective properties. The template and properties are dynamic, so I cannot hard code the property names in the regex. Is there a way to perform this rendering dynamically either during log ingestion or during search time? ... View more