curl --request POST \
  --url https://api.cekura.ai/dashboards/dashboards/{id}/bulk_widgets/ \
  --header 'Content-Type: application/json' \
  --header 'X-CEKURA-API-KEY: <api-key>' \
  --data '
{
  "create": [
    {}
  ],
  "update": [
    {}
  ],
  "delete": [
    123
  ]
}
'

{
  "created": [
    {
      "id": 123,
      "dashboard": 123,
      "name": "<string>",
      "filters": {
        "field": "<string>",
        "value": "<unknown>",
        "conditions": [
          "<unknown>"
        ]
      },
      "effective_filters": {
        "field": "<string>",
        "value": "<unknown>",
        "conditions": [
          "<unknown>"
        ]
      },
      "field": "",
      "metric": 123,
      "metric_name": "<string>",
      "group_by": "<unknown>",
      "metadata": "<unknown>",
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  ],
  "updated": [
    {
      "id": 123,
      "dashboard": 123,
      "name": "<string>",
      "filters": {
        "field": "<string>",
        "value": "<unknown>",
        "conditions": [
          "<unknown>"
        ]
      },
      "effective_filters": {
        "field": "<string>",
        "value": "<unknown>",
        "conditions": [
          "<unknown>"
        ]
      },
      "field": "",
      "metric": 123,
      "metric_name": "<string>",
      "group_by": "<unknown>",
      "metadata": "<unknown>",
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  ],
  "deleted": [
    123
  ],
  "errors": [
    {}
  ]
}