./example-client 
{ "_id" : { "$oid" : "58211a3176d7e4da02ded8b3" }, "hello" : "world" }
{ "_id" : { "$oid" : "58211a53b9f65c412c1560bf" } }
{ "_id" : { "$oid" : "58211a7eb9f65c412c1577ed" } }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076be2" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076be3" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076be4" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076be5" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076be6" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076be7" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076be8" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076be9" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076bea" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829e9f6b9f65c3988076beb" }, "code" : "var a = {};" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c369222" }, "code" : "function() { return \"a" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c369223" }, "code" : "function() { return \"a" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c369224" }, "code" : "function() { return \"a" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c369225" }, "code" : "function() { return \"a" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c369226" }, "code" : "function() { return \"a" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c369227" }, "code" : "function() { return \"a" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c369228" }, "code" : "function() { return \"a" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c369229" }, "code" : "function() { return \"a" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c36922a" }, "code" : "function() { return \"a" }
{ "_id" : { "$oid" : "5829ea48b9f65c3b1c36922b" }, "code" : "function() { return \"a" }