{"mapId":"greater_london_constituencies","name":"Greater London constituencies","totalFeatureCount":14,"columns":["fid","Name","Country","Region"],"rows":[["1","Havering and Redbridge GL Assembly Const","England","London"],["2","Ealing and Hillingdon GL Assembly Const","England","London"],["3","Brent and Harrow GL Assembly Const","England","London"],["4","Barnet and Camden GL Assembly Const","England","London"],["5","Lambeth and Southwark GL Assembly Const","England","London"],["6","Greenwich and Lewisham GL Assembly Const","England","London"],["7","North East GL Assembly Const","England","London"],["8","Enfield and Haringey GL Assembly Const","England","London"],["9","City and East GL Assembly Const","England","London"],["10","Merton and Wandsworth GL Assembly Const","England","London"]],"rowCount":10,"columnCount":4}