Transaction not yet indexed

PmkCmSBQ8nfAUG1BeAVEfsSu9ojeDXsGA3sVBjaZ5Fxw7dMhMxPwpH9VbbzVZTFSZCAL9d1VhKiNghRLFo7pjRx

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