shell> curl -X PUT --data-binary @- --dump - http://localhost:8529/_api/document/products/1513744731
{"Hello": "you"}

HTTP/1.1 202 Accepted
content-type: application/json; charset=utf-8
etag: "1514072411"
location: /_db/_system/_api/document/products/1513744731

{ 
  "error" : false, 
  "_id" : "products/1513744731", 
  "_rev" : "1514072411", 
  "_key" : "1513744731" 
}