Transaction not yet indexed

21TpLTkrVmpbrxH7bnGGuT2Zrh5gM9aeTuvRGAYECNdjFx8LVDuK7DWFNdiFLPvPWhpSgxSFsHcGn3oU33kQiE14

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