Transaction not yet indexed

SMbUcXixd8c9u69tMSMAfwPrkeNTkL5ECKKbEqkfUrpyLHfPFLSH7onvbLS7aoj2QZ28bN5byXtQiWQwsHk4i3Z

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