Transaction not yet indexed

28nM9awfeDteVtEBjymGv64mW2ZTqbk3m4GFa13jfFTsG6nLpxWVpPqQoJLqAtjSYNiUQgTaxiBT2mDVcSb2XKb6

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