func LogDebug(logger log.Logger, command, action, msg string, data ...string) {
	logger.Debugf("command=[%s] action=[%s] %s msg=[%s]", command, action, data, msg)
}
LogDebug is a utility function to log debug messages.
package logutil
import (
	"github.com/trustbloc/edge-core/pkg/log"
)
func LogError(logger log.Logger, command, action, errMsg string, data ...string) {
	logger.Errorf("command=[%s] action=[%s] %s errMsg=[%s]", command, action, data, errMsg)
}