: { "authors" : ["bob", "sue"] } }, { "_id" : "politics", "value" : { "authors" : ["jen"] } }, { "_id" : "sports", "value" : { "authors" : ["bob", "tom"] } }, { "_id" : "tech", "value" : { "authors" : ["bob", "jen"] } } ], "timeMillis" : 0, "counts" : { "input" : 4, "emit" : 7, "reduce" : 3, "output" : 4 }, "ok" : 1, } Is there an easier way?