Transaction not yet indexed

5C3ffiDfdjXKtXvrWAyN4p73PVmD4GfFefwoW9LYMEuhkXK6XTd1rDg5PtpHfbycyqvkHU91jkRWLDf5CyDLvCv2

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