Transaction not yet indexed

121PHNaQnPHNNnoA51pDFyVkyPtrcuNoqLxBRzNrtm57S5YZUpaGaKWM4fNXJ4EyrQZLHtc2AEL8YGjTMF6aV43Y

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