Transaction not yet indexed

ok6UGAmcDKDdD6tJ9AxrXDjEEC8GbvnMrKoKVCkFPSQUdMfcPBuDS5GJdNr6jMKZJhMHtMx3uo7cv8unbj3Ci1i

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