Transaction not yet indexed

iSMdNE8JGKSvSTK7CP4d7CPH5gPPEGQ79xmtQek9rDBE6npsLcUGxFj6x1HUUkJHSb5mLXd8Xb5RvGgS5ESos3r

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