Transaction not yet indexed

AMtaSm6infrAmyxckN3LU6ZBy73L38UdmLNmDxKNaUHKzcaCUDrfABNUndwJ1tqvJh1DzUioEYXTpKaDxDsj5aF

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