Transaction not yet indexed

28CoC7ZGX4oBHmmn62vAQ16arz1rjoRt36SPrzrbPvaAzZDCZrCS65a321zv8Fy6N8XNHqSSG4e4QEtLRTpEEi3P

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.