Transaction not yet indexed

k18Ud2xaa2bkWVm6xYc8DYqr9d3DEYVzJSW5SC1o79b1MN7WQZ4xZmKYiDG5fKxrhgRJER2UL4q6sZQSMsSLYLP

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