Getting error when using LogCLI in windows

Hello Team. I’m using loki inside kubernetes and port-forwarded Loki to port 3100 and used tried to get the logs by using Logcli in windows environment and I’m getting query failed with the below error can someone help me

logcli-windows-amd64 query '{namespace="logging"}' 
Query failed: Error response from server: parse error at line 1, col 1: invalid char literal