Transaction not yet indexed

21UGRNFpf3VihSPauc1QbPVbr2kdq4rbS3MgTbNfoHDhhDZzMD7YLuzX96sn4UNGEKErqUqQsKTktxBFFQ9gwPdc

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