Transaction not yet indexed

MkKPbQMpGCcPwh4Vynn3mb5WR4uuNkwwT3UvtF3qJBxAiYZb29s7s2wSZcVoHrPVYoTEEcAfFAsx164RsPvB9Wx

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