Transaction not yet indexed

M12ykMu38mHjNXYh8wv57EA8KTRrAD7GUPFyK2uq3oWVxLYEWuAe7mUdcmqhF38Sf97xBWdaLpNMTCDSxo6i3zZ

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