Transaction not yet indexed

Npa23JwGTqwN57djnL3AdJVJcxA1ngBRPbDvGGAo151eWdRbL5FeMUhTXsUtJLn7pN3cHcq7YjJGZQX5EaB5MvG

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