The Read file task reads a specified file for use in standard output. This output can later be used in other tasks. For example, you can use this task to read a files that contains a message, this message can later be used in the text field of the Email task. The content/output can be reached from the Variables.
Credentials
If your file is on a restricted area/network drive you can use a Credential to access that area temporary. Click on Manage Credentials to add new Credentials.
File path
Select a path to the file you want to read.
Note: The output size is limited in VisualCron by default. To increase or remove the output limit go to the Server Settings.