Get all the alert rules.

Example response

[
  {
    "annotations": {
      "runbook_url": "https://supercoolrunbook.com/page/13"
    },
    "condition": "A",
    "data": [
      {
        "datasourceUid": "__expr__",
        "model": {
          "conditions": [
            {
              "evaluator": {
                "params": [
                  0,
                  0
                ],
                "type": "gt"
              },
              "operator": {
                "type": "and"
              },
              "query": {
                "params": []
              },
              "reducer": {
                "params": [],
                "type": "avg"
              },
              "type": "query"
            }
          ],
          "datasource": {
            "type": "__expr__",
            "uid": "__expr__"
          },
          "expression": "1 == 1",
          "hide": false,
          "intervalMs": 1000,
          "maxDataPoints": 43200,
          "refId": "A",
          "type": "math"
        },
        "queryType": "",
        "refId": "A",
        "relativeTimeRange": {
          "from": 0,
          "to": 0
        }
      }
    ],
    "folderUID": "project_x",
    "labels": {
      "team": "sre-team-1"
    },
    "missingSeriesEvalsToResolve": 2,
    "notification_settings": {
      "active_time_intervals": [
        "maintenance"
      ],
      "group_by": [
        "alertname",
        "grafana_folder",
        "cluster"
      ],
      "group_interval": "5m",
      "group_wait": "30s",
      "mute_time_intervals": [
        "maintenance"
      ],
      "receiver": "grafana-default-email",
      "repeat_interval": "4h"
    },
    "record": {
      "from": "A",
      "metric": "grafana_alerts_ratio",
      "target_datasource_uid": "my-prom"
    },
    "ruleGroup": "eval_group_1",
    "title": "Always firing"
  }
]