Transaction not yet indexed

5u3RLKzQNc7ybHdntR7tSHBLaRAEENsBDPGs5bG9y2rT2zsqecFfYTrXT65dcDC1g2c8h7nHwYdCBA5tEFL3pAVK

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