Transaction not yet indexed

21TCMp7AQz3r7sGEYmfonQHL1XeoBgf9QDjkv8byhegNB83QBGSMw7JYu6fzJhGrQsRNoFMgQb6v4W8feYGvRmUA

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