Transaction not yet indexed

21fxwKKh8etFtEuFe18YHJ35FAN8owVJ2pN4zrRS4EZ3RXvM6W1tzwBsXQV6AJZTwUXkcxBVSFhiSjeVpSkfoBG8

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