Transaction not yet indexed

FFkkNRKWEnJHTvEj1QMtjRcfxZ9HQWzCeD8Pyt9vZjbB3LtRTLLDJXxTUoK6R8GjjKURsnDSu2qA8fxBuu1Y2t6

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