Associate an output parameter of the underlying process with a workflow
parameter. The workflow parameter (given in the id field) be may be used
as a source to connect with input parameters of other workflow steps, or
with an output parameter of the process.
A unique identifier for this workflow output parameter. This is the
identifier to use in the source field of WorkflowStepInput to
connect the output value to downstream parameters.
Associate an output parameter of the underlying process with a workflow parameter. The workflow parameter (given in the id field) be may be used as a source to connect with input parameters of other workflow steps, or with an output parameter of the process.