PATCH /posts/:postId/stage/:stage endpoint to move posts through these stages. The workflow supports both immediate publishing publishNow and scheduled publishing schedule.GET /postsPOST /labels and assigned to posts using the labelIds field.POST /media to receive an upload URLmediaLibIdstage field):GET /posts/:postIdSCHEDULED when queued for publishingPUBLISHED after successful publishing to all profilesPUBLISHED_FAILED if any profile encounters errorsprofiles[].publishStatus field):publishStatusPENDING - Queued and waiting to publishPUBLISHED - Successfully published to this specific networkFAILED - Publishing failed for this profile (check platform for details)CANCELLED - Publishing was cancelled before completionPUBLISHED stageprofiles array shows which accounts received the post