Transaction not yet indexed

ng2Wgm666QrMW7ZxrPbEfb2fQakHAkVSZQZHior1a7BPTa2d59rCHsQWRP7mJ3dAe2S1GRtLVVzQgBPButxhpq1

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