Transaction not yet indexed

MmCGg4dBQM9hVCzY5RYwpBwkHBAaxidPabAVmALKfm5Pnz2mfrCxTHqBAJvgQDVcsXk4vTUHev2siUG9w5SsdW1

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