Retrieve Campaigns

{
    "data": [
        {
            "attributes": {
                "budget": 25000,
                "budget_left": 20768.45,
                "budget_spent": 4231.55,
                "budget_type": "total",
                "can_be_started": true,
                "created_at": "2026-04-01T09:15:00.000Z",
                "currency": "EUR",
                "end_date": "2026-08-01T00:00:00.000Z",
                "location_type": "country",
                "name": "Q2 EMEA enterprise push",
                "start_date": "2026-05-01T00:00:00.000Z",
                "status": "running",
                "targets_crm_open_opportunities": false,
                "total_budget": 25000,
                "updated_at": "2026-05-10T12:00:00.000Z"
            },
            "id": "1234",
            "relationships": {
                "campaign_locations": [
                    {
                        "id": "98765",
                        "type": "campaign_location"
                    }
                ],
                "campaign_settings": {
                    "id": "1234",
                    "type": "campaign_settings"
                },
                "campaign_summary": {
                    "id": "1234",
                    "type": "campaign_summary"
                },
                "created_by": {
                    "id": "12345",
                    "type": "user"
                },
                "custom_feed": {
                    "id": "feed-100",
                    "type": "custom_feed"
                },
                "list": {
                    "id": "company_42",
                    "type": "list"
                }
            },
            "type": "campaign"
        },
        {
            "attributes": {
                "budget": 200,
                "budget_left": 0,
                "budget_spent": 15400,
                "budget_type": "daily",
                "can_be_started": false,
                "created_at": "2026-01-10T08:00:00.000Z",
                "currency": "EUR",
                "end_date": "2026-03-31T00:00:00.000Z",
                "location_type": "country",
                "name": "Q1 DACH retargeting",
                "start_date": "2026-01-15T00:00:00.000Z",
                "status": "ended",
                "targets_crm_open_opportunities": false,
                "total_budget": 15400,
                "updated_at": "2026-04-01T00:05:00.000Z"
            },
            "id": "1233",
            "relationships": {
                "campaign_locations": [
                    {
                        "id": "11111",
                        "type": "campaign_location"
                    },
                    {
                        "id": "11112",
                        "type": "campaign_location"
                    }
                ],
                "campaign_settings": {
                    "id": "1233",
                    "type": "campaign_settings"
                },
                "campaign_summary": {
                    "id": "1233",
                    "type": "campaign_summary"
                },
                "created_by": {
                    "id": "12345",
                    "type": "user"
                },
                "custom_feed": null,
                "list": {
                    "id": "company_77",
                    "type": "list"
                }
            },
            "type": "campaign"
        }
    ],
    "meta": {
        "pagination": {
            "page_count": 1,
            "page_num": 1,
            "total_count": 2
        },
        "request_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890"
    }
}