Transaction not yet indexed

21CKjZdw1n8UJ8k2JZcohFfbJnvwvQFM77ksuA5iUG3TEBf62BZxobcQSystkAU1VAbbxkmpkgsoTLKAvE4sTGAP

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