Returns a sorted list of the rejected proposals for the provided task id and its current calculation state.
The rejected proposals are those proposals which were filtered out according to the settings in the rating profile.
Possible states of calculation are:
- INPROGRESS: entries (and ordering) might change in future calls.
- RANKED: ordering and entries fixed, at least one supplement missing.
- COMPLETE: ordering and entries fixed, all supplements are calculated.
A new routing task can be created by using createRoutingTask(CreateRoutingTaskRequestDTO).