Transaction not yet indexed

28SMhtRiPMRCsLcJT1ghEd6J84pfQHbFhpJW3zzgoctqpbxPKrP3KW8SJWSpE3HxYuJnRd4bkbpHPNr1D3QVcr5Z

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