Create file feed item
documentedPost a new file-related feed item.
POST /services/data/{version}/chatter/feeds/files/me/feed-itemsFeedsno implementation yet0 runsInput
text*
Message text to post in feed item
Hello Chatter from Keychains
subjectId*
Feed subject (e.g., me or a Salesforce Id)
me
file_id
Chatter File ID to attach (ContentDocument/ContentVersion id)
069D00000001IOh
Calls Salesforce Chatter as you (your API key is your account); keychains.dev holds the credentials.