CURL command problem on Solr

Hi , I am having some troubles with pushing a features file to solr while building an LTR model. I'm trying to upload a JSON file on windows cmd executable from an already installed CURL folder, with the command: curl -XPUT 'http://localhost:8983/solr/techproducts/schema/feature-store' --data-bin

solr-extracting features values

Hi, I have a 8 Question&Answer core, and a feature file as well. Im trying to extract feature values for each Q&A couple in order to use them for training an algorithm (in order to build a model). Can you help me to extract those feature values? Thanks!