Transaction not yet indexed

MckSx2WSJRn28UxixpdWNWssSkeGnRRWcdiFFLCqK1i6kHwEHbQQV4JZS8g1WHWBeP8eGWt4aHkrB7kroYPmXd2

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