{"$schema":"urn:prism:schema:v1:spec",
 "title":"Legend content — title, values, label limit",
 "data":{"values":[
   {"quarter":"Q1","segment":"Enterprise accounts","revenue":120},
   {"quarter":"Q1","segment":"Mid market","revenue":90},
   {"quarter":"Q1","segment":"Small business","revenue":40},
   {"quarter":"Q2","segment":"Enterprise accounts","revenue":140},
   {"quarter":"Q2","segment":"Mid market","revenue":85},
   {"quarter":"Q2","segment":"Small business","revenue":55}]},
 "mark":{"type":"bar"},
 "encoding":{
   "x":{"field":"quarter","type":"nominal"},
   "y":{"aggregate":"sum","field":"revenue","type":"quantitative"},
   "color":{"field":"segment","type":"nominal",
     "legend":{"title":"Segment","values":["Enterprise accounts","Mid market"],"label_limit":90}}}}