com.shopify.graphql.support.AbstractQuery abstract class provides two methods to query custom property and object respectively. 1) public T addCustomSimpleField(String fieldName);
2) public T addCustomObjectField(String fieldName, CustomFieldQueryDefinition queryDef); Suppose the structure of the custom object which you want to query is “customObject”: { "prop1": "prop1_value", "prop2": "prop2_value",