Transaction not yet indexed

MkT6JSHLTAZEdp733iVQeZbUkZtT2phchFsrQAUok2e1jzkaJUwTNqDHgx2n8vDdoK4wCKc2dajWTyM8DXKhcxD

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