Transaction not yet indexed

668d5YDFFvQB5mAhZXKyvBeyH3CoiAE5ZqJe5HtQgqStpgF7yK8LhCmHggRTtXgKraJ5kLfDMeh2jjBiTHwVZTkU

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