The Log Node allows you to log an arbitrary message to the Runtime Log. Logs for the Runtime are located in the Runtime's working directory under the Logs folder. Logged messages will also be shown in the standard output of the Runtime. When the Log Node fires, it asynchronously writes to the log stream and immediately outputs input data.
Level: Level of log message. Choices include
Log Name: (Optional) Name of log, this will prepend the log message.
Log Message: The message to log. This value can be any data type. If no value is provided a log entry will not be created.
The above configuration writes the following line in the Runtime Log:
2019-07-01 13:17:34.7219||INFO|Leads|A new lead has been created