Transaction not yet indexed

28CDVmAXKTSDYJ3ewd2YSWKmdWeFZWoN5XJQJG8rcAfnA5ft9mfieEtGgSuPfNy3GFaTZasyVSTnkVRw2zmRVcP1

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