Transaction not yet indexed

5o21mDexmi4MPDvtBg1qB6243ZJB8SdpRco9vbNZB2Rkdw2pTrAVz2g4AAEZsMPZJrsXPb5qLxfgNEqKtVYzEvvK

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