Transaction not yet indexed

5Sm2ETcsPuHADiFCEuTckAremfdSQeUxBD3kAiyTPRCrJrPySpYzXe8jSSVLRvdFZCGBvkHRVzQCwfrA2ViKrGv6

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