method = "action.create",
    params = {
        "name": "Trigger action",
        "eventsource": 0,
        "status": 0,
        "esc_period": 120,
        "def_shortdata": "{TRIGGER.NAME}: {TRIGGER.STATUS}",
        "def_longdata": "{TRIGGER.NAME}: {TRIGGER.STATUS}\r\nLast value: {ITEM.LASTVALUE}\r\n\r\n{TRIGGER.URL}",
        "filter": {
            'evaltype': 0,
            "conditions": [
                {
                    "conditiontype": 4,
                    "operator": 5,
                    "value": "2"
                }
            ]
        },
        "operations": [
            {
                "operationtype": 0,
                "opmessage_grp": [
                    {
                        "usrgrpid": "7"
                    }
                ],
                "opmessage": {
                    "default_msg": 1,
                    "mediatypeid": "0"
                }
            }
        ]
    }
    # pprint(params)
    result = zbx_api.get_http(method, params)
    pprint(result)

{u'message': u'Invalid params.', u'code': -32602, u'data': u'Incorrect API "".'}