Transaction not yet indexed

ddUmSigw1Sfe6yL8v86y7JZT1PptTwsbExrBbesyyXe3MHFYZg8LMbt8iGfabxAXvx2uXaJ5i7T31UJqW1jukTR

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