Transaction not yet indexed

21s8sfReNwjbfyThr2K91EmFXTYvZ1eT16eqZue5mhE1qLWWRSkfxpszvpgnysV2Q72DUZxFt4WdYW7JySPi8uEQ

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