Transaction not yet indexed

MMwSYzD1jD5N1yPjXZYKtxLefA1Dv8QZBWDYguaNSi13aJg3SfHfFeH9yYp5d56cCexQqSdfDiTAUyASFzvMnf2

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