Transaction not yet indexed

21Y6eN8ZBuWxytmbEZrF7e31pu3mpZMqBe35ZAVREw6yTPfSHfoNinpnvfeD7WNphqr8wtcKB9A9pUt2VfX3nod5

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