Transaction not yet indexed

HM53hTyWTvLx7nyWGFYXzsWEDJBE65nPF3Mv7CPUJGcUzkcHRvLnAaSk6mQsCV8HJqyT6Ks1WtLbJaD2f6v8wXP

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