Transaction not yet indexed

121CSv1zLeVnS3zeCUm86Sb9wSmwH7PwXKPqrUyBVdXqWrq5oSmsxKhswv4tUSpM2CvVo2ykRE1UbC2yREWMzr3d

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