Transaction not yet indexed

5kkMNPLBNq51hQBEmd1x2JY3hCuLtpamePYUWgDXekNXZEf9jMjxhpUCL8E6Cq3ujJNa8kbZpjX5ZoYEjQ3eEpmZ

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