Transaction not yet indexed

278HEUMc8N2Ljm2GW7tUuAKHfpTRzT7ioCqXWRhbjybYsgqVvxVzzCTRt4ph9kGwW3AvpPpTCY8VnhvxL7HoAeGj

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