Transaction not yet indexed

NB9YGg8hM6kCZpuseq2Xdf4oFDPxUe3jsbb5qAnJnhZSJjjukKaxE18v2e9G1VcBmLqDAfSE3c6VG9YYg8ZHKLK

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