Transaction not yet indexed

668RK7rhPSsu5MW41Df7rSbNe1o3QvHPjjpBudWjGhM8HUfEUabGdh2ePerp2EivhNrr6SSVe7sufemmJtFTvwLv

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