Transaction not yet indexed

28C261eKYRDADEFN2gcVm562SacHAqF4AZcWWK5SqMfKkDqmcRPvM1ocRxgMiSANd5pqudn3u4wFAcU5LJ1bfji2

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