Transaction not yet indexed

21ckzkPDqdFE1rtpJkdN2i4gMvgz3cmRkuL1ZdaDWn4XkDAuPSGHTL7fj7GYJsu9dymYisdPjyzPRe8CynXFNiPg

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