Transaction not yet indexed

mdD2LnSC6onAW81NymHEWGwMnXMHkhEhUYgFXQbBpDfEdnPqZbkVtuF1VvYUUzk4r6x2WZEBpPxPUbuPi5bBUpZ

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