JSON data must be a single object, whereas you have an object every line. It's better to store it as an array of objects as that is considered valid JSON.
eg
[{"created_at"...},
{"created_at"...},
{"created_at"...}]
The technical post webpages of this site follow the CC BY-SA 4.0 protocol. If you need to reprint, please indicate the site URL or the original address.Any question please contact:yoyou2525@163.com.