Parses datetime from string formatted in the format 2006-01-02 15:04:05 The function might return 1970-01-01 00:00:00 when the given datetime is empty string or cannot be parsed.

Parses Unix timestamp from string and returns time.Time with given timestamp The function might return 1970-01-01 00:00:00 when the given timestamp is empty string or invalid.

Alias to base time.Time type to use for JSON serialization.