Transaction not yet indexed

28SrSA6dCcFTx3xfrRnRYCLSbkPL42g7fifQgtb7RJUndFSdaCqaHMW8rQb4JHVm8C6tTs1PUhEfXQdHSnqfMCYu

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