Transaction not yet indexed

MkZ9CvfC99CmkFVCuxqeR7rDnah71msm1HbWUXXxHugPxafxBgBCihXvT5iDx2yDwpPPBTj5cU96i1MpMQEafbj

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