Transaction not yet indexed

21Nf8v772YheUYj55gH4cAEN6aNKHBFWDhB8v4Xhy4ttS7EdL9BX7TCx7Yv1xyUyRqXMRZzxnyyFtDX5TwjMtcmn

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