---
type: "doc"
source: "source/communicationrequest-post.svg.html"
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Data ConsumerData Sourceopt[1.](#cr-post-a1 "#cr-post-a1")POST 'placer order'CommunicationRequest \[cr1\][2.](#cr-post-a2 "#cr-post-a2")POST 'filler order'CommunicationRequest[3.](#cr-post-a3 "#cr-post-a3")POST \[requested data\]opt[4.](#cr-post-a4 "#cr-post-a4")POST Communication (referencing \[cr1\] and \[requested data\])