Transaction not yet indexed

21C6njsfUSBxvfcpLohU6R8uULk2Edg71VnHtttLAtJsngWLZz2WpZp7m9mehA6qHLqQeQrDCoS6RAGtESgJLWyP

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