Transaction not yet indexed

21Y4KLiKMvNFruErmTUSt5dA3FrD3AcRiNmuxBonWnmJZC5KfRU6V38s8MtMms5EdpotdRBdsx2LhTmEhEe9GhAc

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