Transaction not yet indexed

28QUC2rqaQ1LJo7nAXHspWmNmM3wPQTT2udpbnaq4ZJAtVtw8pj598WsJkby5HSQuX28Ddr3hfJp4M7u8dpLZTnS

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