Retrieves a binary variable from the context of a given task by id. Applicable for byte array and file variables.
Basic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.
The id of the task to retrieve the variable for.
The name of the variable to retrieve.
Request successful. For binary variables or files without any MIME type information, a byte stream is returned. File variables with MIME type information are returned as the saved type. Additionally, for file variables the Content-Disposition header will be set.
For binary variables or files without any MIME type information, a byte stream is returned.