BUCKET_NAME=testbucket
OBJECT_NAME=testworkflow-2.0.1.jar
TARGET_LOCATION=/opt/test/testworkflow-2.0.1.jar
JSON_STRING=$( jq -n
--arg bn "$BUCKET_NAME"
--arg on "$OBJECT_NAME"
--arg tl "$TARGET_LOCATION"
'{bucketname: $bn, objectname: $on, targetlocation: $tl}' )