---
type: "doc"
source: "source/rest-async.svg.html"
---
Data ConsumerData Source[1a.](#async-1 "#async-1")Request data (POST/GET) indicating desired info with Prefer=respond-async[1b.](#async-1 "#async-1")HTTP 202 Accepted w/ \[polling location\]loop[2a.](#async-2 "#async-2")GET \[polling location\][2b.](#async-2 "#async-2")202 Accepted (w/ optional X-Progress header)[3a.](#async-3 "#async-3")GET \[polling location\][3b.](#async-3 "#async-3")200 Ok w/ Json Response object listing \[output file locations\][4a.](#async-4 "#async-4")GET \[output file location\][4b.](#async-4 "#async-4")\[output file\]