[
  {
    "store" : "exampleFeatureStore",
    "name" : "isInStock",
    "class" : "org.apache.solr.ltr.feature.FieldValueFeature",
    "params" : { "field" : "inStock" }
  },
  {
    "store" : "exampleFeatureStore",
    "name" : "originalScore",
    "class" : "org.apache.solr.ltr.feature.OriginalScoreFeature",
    "params" : {}
  },
  {
    "store" : "exampleFeatureStore",
    "name" : "price",
    "class" : "org.apache.solr.ltr.feature.FieldValueFeature",
    "params" : { "field" : "price" }
  },
  {
    "store" : "exampleFeatureStore",
    "name" : "productNameMatchQuery",
    "class" : "org.apache.solr.ltr.feature.SolrFeature",
    "params" : { "q" : "{!field f=name}${user_query}" }
  }
]