Transaction not yet indexed

1SNMBiWmmApwGGZp48iqWUdsxhuSNLAPbRkMm5vfUWwdpKBwhtswa9WdrsRfZeapnSe2wqGraF1aeHUR8YEoYGc

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