Transaction not yet indexed

Mu8NfnrLhFssj8yawpbfCAjzuGL7TKcJ5fQQeBstMLw7x3zrwQAb4e3LyHM4RYkvxCkXEqucJKXgEM9hcK4Ak71

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