Transaction not yet indexed

NgHMExcdK9T36MzjH2wZRm9gmYHuVBNTaVjZDFeHUV73yBSUHfHs3jcbxqnXiuoVp4sqbJ2tGLGnG66bf4A5ib7

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