Transaction not yet indexed

21ckfN3YosB1ETq5qeYoyZHQ3CkLRkmSUnifYqWWgdF5dgV3bbRW2W2pQaWXyFPMR6zrCExepa2ZFJsHkoeRqx6D

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