Transaction not yet indexed

MJKKCfYMsjPhsMg54LG7GmBsNvuzdk4uncqospjWFN3ygv2LHqecnfFst4QM3hQjzdeRPGWtCRWbix5ModXbKi6

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