Transaction not yet indexed

21Tn4Ubq5bT3vkktxQbMAcRjsLXMTTd79KUStrJGCVZ6tZi9pcnk3byU8TPjz5Qe1q7VAgvY8DeGVxSAd4wt2Xge

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