threads.com
Reply to Threads post
Input
text requiredText to publish as the reply
postId requiredThe post's id, from its URL /@username/post/<postId>
username requiredAuthor's Threads username of the post being replied to (without @)
Output
text requiredpublished requiredtrue once the reply row's submit control was replaced by a spinner/confirmation
replyId optionalnull if the new reply hadn't propagated into the thread within the wait window
createdAt optionalpermalink optional