{
  "fields": [{"id":"_id","type":"int"},{"id":"unsafe_","type":"text","info":{"label":"Electorate"}},{"id":"Electorate","type":"numeric","info":{"label":"Poll"}},{"id":"Poll","type":"numeric","info":{"label":"Unnamed Column"}}],
  "records": [
    [1,"County Councils",844714,589311],
    [2,"County Boroughs",49680,33374],
    [3,"Urban District Councils",107173,83508],
    [4,"Town Commissioners",15750,11025],
    [5,null,1017317,717218],
    [6,null,null,null],
    [7,"Percentage poll (turnout)",70.5,null]
]}