shell> curl -X PUT --data-binary @- --dump - http://localhost:8529/_api/simple/first-example
{ "collection": "products", "example" :  { "i" : 1 }  }

HTTP/1.1 200 OK
content-type: application/json; charset=utf-8

{ 
  "document" : { 
    "_id" : "products/1349215702", 
    "_key" : "1349215702", 
    "_rev" : "1349215702", 
    "i" : 1 
  }, 
  "error" : false, 
  "code" : 200 
}