==== /pwg/sethorecamutatie====
Set an option on or off by a player on a match. 

Function:
sethorecamutatie

parameters:
factuurnummer, regelnummer

Example:
https://backend.prowaregolf.nl/api/sethorecamutatie/key/<your authrisation code here>/factuurnummer/<invoice number>/regelnummer/<invoiceline number>

result:
<code>{
 "Sethorecamutaties":[
  {
   "Horeca":"J"
  }
 ]
}
</code>