while getopts ':ht:' option; do
     case "$option" in
-       h) echo "$USAGE"
-          exit
-          ;;
-       t) TIMESPAN=$OPTARG
-          ;;
-       :) printf "missing argument for -%s\n" "$OPTARG" >&2
-          echo "$usage" >&2
-          exit 1
-          ;;
-       \?) printf "illegal option: -%s\n" "$OPTARG" >&2
-           echo "$usage" >&2
-           exit 1
-           ;;
+        h) echo "$USAGE"
+           exit
+           ;;
+        t) TIMESPAN=$OPTARG
+           ;;
+        :) printf "missing argument for -%s\n" "$OPTARG" >&2
+           echo "$usage" >&2
+           exit 1
+           ;;
+        \?) printf "illegal option: -%s\n" "$OPTARG" >&2
+            echo "$usage" >&2
+            exit 1
+            ;;
     esac
 done
 shift $((OPTIND - 1))
 
 source $CONFIG
 
-URL="https://$HOST/export_data.csv?\
+URL="http://$HOST/export_data.csv?\
 currency=$CURRENCY&\
 data_type=price&\
 exchange=$EXCHANGE&\