2021-02-05T12:41:48.053-0700    DEBUG   zapper/zapper.go:18     some message 1   {"rand_index": 1}
2021-02-05T12:41:49.059-0700    ERROR   zapper/zapper.go:18     some message 2   {"rand_index": 3}
2021-02-05T15:45:04.425-0700    FATAL   zapper/zapper.go:18     some message 5   {"rand_index": 11}
2021-02-05T12:41:50.064-0700    INFO    zapper/zapper.go:18     some message 3   {"rand_index": 5}
2021-02-05T12:41:51.069-0700    WARN    zapper/zapper.go:18     some message 4   {"rand_index": 7}
2021-02-06T22:55:22.004Z	DEBUG	zapper/zapper.go:17	some message 1	{"rand_index": 1}
2021-02-06T22:55:22.008Z	ERROR	zapper/zapper.go:17	some message 2	{"rand_index": 2}
2021-02-06T22:55:22.009Z	FATAL	zapper/zapper.go:17	some message 5	{"rand_index": 1}
2021-02-06T22:55:22.009Z	INFO	zapper/zapper.go:17	some message 3	{"rand_index": 2}
2021-02-06T22:55:22.009Z	WARN	zapper/zapper.go:17	some message 4	{"rand_index": 4}