Transaction not yet indexed

MmdDKjVe3bz3YmtvTrA6nHBcvtEvHU9kSCsc3RLqoaReSPU6SeDBdDsidMKXfZqiScfjFdmwJYmhP9smKnpQ8yn

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