Transaction not yet indexed

Ud2fFNSQCYtQaQ8smKR6JqSnkSYfZnMLTp3qX7fK6ebTn6eiRCmQSsBWKDEgwvtST1qP1PsReBYHaZpYmmCNvf6

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