Transaction not yet indexed

21kNGmRKkFaj3dVBPZzapC3JbnNnFuomLkf5fUEU76NbGXS2uXs28N3jbw2R2jqfD8HxSr8JSPJipFUT5h9uc5pY

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