curl --request GET \
  --url https://api.formo.so/v0/boards/{boardId}/charts \
  --header 'Authorization: Bearer <token>'

{
  "isSuccess": true,
  "data": {
    "charts": [
      {
        "id": "<string>",
        "chart_type": "table",
        "title": "<string>",
        "query": "<string>",
        "project_id": "<string>",
        "board_id": "<string>",
        "description": "<string>",
        "x_axis": "<string>",
        "y_axis": [
          "<string>"
        ],
        "group_by": "<string>",
        "steps": [
          {
            "type": "event",
            "event": "<string>"
          }
        ],
        "settings": {
          "funnelType": "closed",
          "conversionWindow": {
            "value": 2,
            "unit": "minute"
          },
          "breakdown": "device",
          "startStep": {
            "type": "event",
            "event": "<string>"
          },
          "endStep": {
            "type": "event",
            "event": "<string>"
          },
          "maxSteps": 3,
          "nodesPerStep": 5,
          "filters": "<string>",
          "retentionFilter": {
            "type": "event",
            "event": "<string>"
          },
          "retentionUserFilters": [
            {
              "operand": "<string>",
              "operator": "equals",
              "value": "<string>"
            }
          ]
        }
      }
    ],
    "board": {
      "id": "<string>",
      "project_id": "<string>",
      "enabled": true,
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z",
      "title": "<string>",
      "description": "<string>"
    }
  }
}