Transaction not yet indexed

21TTCbbkiWiUL5RxTtwe1zjPK6d6fcLeE1RcjzrNJ1mpNdFSx5T9TnhhMYfC4qpJWD3phQQ8K8RMSirpjSkUzuv4

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