Persist data format in URL if requested
Persist data format in URL if requested

vinternet-pds/parliament.uk-prototype,vinternet-pds/parliament.uk-prototype,C-N-J/parliament.uk-prototype,ukparliament/parliament.uk-prototype,vinternet-pds/parliament.uk-prototype,vinternet-pds/parliament.uk-prototype,C-N-J/parliament.uk-prototype,ukparliament/parliament.uk-prototype,ukparliament/parliament.uk-prototype,C-N-J/parliament.uk-prototype,C-N-J/parliament.uk-prototype,ukparliament/parliament.uk-prototype