Transaction not yet indexed

28DNcVSStHxkb7BmfSpEyPLCLJQ2XECquP335AVuptp3YyqdHgFqqjYUSgwrVtLsxgN1WLEGLiWNpCaUv6A9Gvs8

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