Transaction not yet indexed

NmpPxLkcv7i66cHa7x1DEzHDEGojynwQG8qxGyR5dGMY4NwRN7SrrRdRGSMc9aaBRk5xEiKQteFV2anNsLLzGJK

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