To help you find the answers you are looking for, can you please explain further what are you trying to achieve? Including the following:
1- Do you want to expose Datastore REST api to clients? 2- Do you want to design your own API? -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to google-appengine+unsubscr...@googlegroups.com. To post to this group, send email to firstname.lastname@example.org. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/dd4208eb-8ad7-46f2-bc1d-03b1c5ba9479%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.