Transaction not yet indexed

28MFCPiSfjpTgotdAjjM7AQYLZ5BA6iQCQo5XdRdRgWkEE6AgEpWHuK29gTEk9kr65q4e6wTNrRVAnDE4UARvpDD

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