Transaction not yet indexed

mkcWCMY9NBBJWvJSK7EWUpQQVfCFd4vQ6ZigVNd6woXM6P5TbRNPYZw1NnGmQZU1i17jZ8gLSRNDEh3RNjrCh62

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