Transaction not yet indexed

6721yKaWxTxjbUGicfG28jEureN2CsWq2tNtxuHFEQwh5hSwjp3pcaBeRkQAq3pgTxaiWsT6L3ra65jKBAWEPd2Z

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