I suggest the code block below to add 'like' statement:
if (query['where'] ) { var json = query['where']; query['where'] = {}; Object.keys(json).forEach(function(key) { query['where'][key] = { "like" : json[key], "options":"i" } ; }); }
in src/index.js after
query['where'] = {...params.filter}; //line 41