Transaction not yet indexed

21CobUh6yrgM9xMfHmGyirr9dDWtzx1v3FbZ29eTbQaApyvSwK6hvRmFtMHVfaDDPuPb92BgR7tsTevv6PhXJJh6

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