Transaction not yet indexed

21a7ac1at4Aj79EzgLUeuCq5RttcJ7zdTzggQH7MXGsoKCgghP4QPnK1uRFJSXZN2RUv4cVx5KfmTxZa8EZF7yGy

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