/var/www/html/app_mailerlite_com/releases/20180810110711/assets/plugins/groot/node_scripts/production.js:42
throw new Error('Data must be a valid JSON');
^
Error: Data must be a valid JSON
at Object. (/var/www/html/app_mailerlite_com/releases/20180810110711/assets/plugins/groot/node_scripts/production.js:42:15)
at Module._compile (module.js:570:32)
at Object.Module._extensions..js (module.js:579:10)
at Module.load (module.js:487:32)
at tryModuleLoad (module.js:446:12)
at Function.Module._load (module.js:438:3)
at Module.runMain (module.js:604:10)
at run (bootstrap_node.js:394:7)
at startup (bootstrap_node.js:149:9)
at bootstrap_node.js:509:3