Adding SPX and corresponding filter options as schwab does not support huge result sets.

recordOptionChainSingleSymbolSingleRun.sh

@@ -2,11 +2,23 @@
 #set -x
 symbol=$1
 outDir=data/$(date +%Y-%m-%d)
+queryString="?symbol=${symbol}" 
 
 mkdir -p "${outDir}"
 mkdir -p temp
 
-curl -s -X GET "https://api.schwabapi.com/marketdata/v1/chains?symbol=${symbol}" \
+#Handle additional commandline parameters
+shift
+
+while [[ $# -gt 0 ]]; do
+  queryString="${queryString}&$1=$2"
+  shift; shift
+done
+
+msg="Querying for Symbol: _${symbol}_ query string: _${queryString}_"
+systemd-cat -t "`basename $0` $1" -p debug <<< ${msg}
+
+curl -s -X GET "https://api.schwabapi.com/marketdata/v1/chains${queryString}" \
   -H "Authorization: Bearer $(<access_token.dat)" > temp/optionChain.${symbol}.tmp.$$.json
 
 jqQuery=".symbol"