Transaction not yet indexed

28SgSFFc6CwgcMT5VZTK5vUX1gged4bsuWwDZAwJuN3s8g6x7YVcwcksW4mnYBRZAXVt8gHtLekVMzFCuN4sTGoq

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