Data ConsumerData Source1.POST Task [t1] (self-describing desired data)opt2.PUT Task [t1]update status3.Poll/Subscribe to see [t1] status4.POST [requested data]5.PUT Task [t1]link to [requested data]6.Poll/Subscribe to see [t1] statusopt7a.Query to retrieve [requested data] based on reference from [t1]7b.Query response containing [requested data]