Transaction not yet indexed

5Cn3SUPDvuf2enjbsqPr88CY53a2CFUXr6gd7bM4JAzWHdSrzFTp58U9u5Q9z5LmSP6EdqoerEzfTJNrTTCzKk21

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