Transaction not yet indexed

21yTtbmY1ECXuWWNEtew4E1WdvhhZf1eBFL3QWnM3E2p3t2rNheeLHy8hfvcLvxVjZiADGU9oHkxQySagW3157aV

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