aivspb

import json
from collections import namedtuple 

input_json = '''
{
    "ok": true,
    "events": [
	[
	    "GuardOn-1486253766",
            1486253766,
            "GuardOn",
            43.871066,
            56.166916,
            null,
            {
                "reason": "fob",
		"fob_number": 1
            },
            false
	]
    ]
}
'''

input_data = json.loads(input_json)

Event = namedtuple(
    "Event", 
    ("id", "time", "event_type", "longitude", 
     "latitude", "duration", "data", "is_alarm")
)

events = input_data.get("events")
for event in events:
    event_data = Event(*event)
    print(event_data.time)
    print(event_data.event_type)