Retrieve variable remuneration items matching a set of filters
API key. Value must be formatted like so: lucca application={api_key}.
Two strategy might be used:
Properties that make sense on the collection level
next, prev, count Filter results by amended work contract ids
An amended work contract id is a string representation of a pair of work contract id and amendment id
If the amendment id is null, the work contract id is enough : 12
Otherwise, the work contract id and the amendment id are separated by a dash : 12-4
Filter results by users
Filter results by variable nature
Also return variable items that have been deleted
For paging. Number of items per page.