# ChartData
**Source definition:** [`src/bitdrift/public/unary/dashboards/v1/api.proto#L321-L348`]()
| Field | Type | Description |
|---|---|---|
| chart_id | [bitdrift.public.unary.charts.v1.ChartIdentifier](bitdrift_public_unary_charts_v1_ChartIdentifier.md "bitdrift.public.unary.charts.v1.ChartIdentifier") | The chart that this data belongs to. |
| line_data | [bitdrift.public.unary.dashboards.v1.LineChartResponse](bitdrift_public_unary_dashboards_v1_LineChartResponse.md "bitdrift.public.unary.dashboards.v1.LineChartResponse")only one of line_data, or sankey_data, table_data, funnel_data, histogram_bar_chart_response, error, chart_not_found can be set | Line-chart data for the chart. |
| sankey_data | [bitdrift.public.unary.dashboards.v1.SankeyChartResponse](bitdrift_public_unary_dashboards_v1_SankeyChartResponse.md "bitdrift.public.unary.dashboards.v1.SankeyChartResponse")only one of sankey_data, or line_data, table_data, funnel_data, histogram_bar_chart_response, error, chart_not_found can be set | Sankey-chart data for the chart. |
| table_data | [bitdrift.public.unary.dashboards.v1.TableChartResponse](bitdrift_public_unary_dashboards_v1_TableChartResponse.md "bitdrift.public.unary.dashboards.v1.TableChartResponse")only one of table_data, or line_data, sankey_data, funnel_data, histogram_bar_chart_response, error, chart_not_found can be set | Table data for the chart. |
| funnel_data | [bitdrift.public.unary.dashboards.v1.FunnelChartResponse](bitdrift_public_unary_dashboards_v1_FunnelChartResponse.md "bitdrift.public.unary.dashboards.v1.FunnelChartResponse")only one of funnel_data, or line_data, sankey_data, table_data, histogram_bar_chart_response, error, chart_not_found can be set | Funnel data for the chart. |
| histogram_bar_chart_response | [bitdrift.public.unary.dashboards.v1.HistogramBarChartResponse](bitdrift_public_unary_dashboards_v1_HistogramBarChartResponse.md "bitdrift.public.unary.dashboards.v1.HistogramBarChartResponse")only one of histogram_bar_chart_response, or line_data, sankey_data, table_data, funnel_data, error, chart_not_found can be set | Histogram-bar-chart data for the chart. |
| error | stringonly one of error, or line_data, sankey_data, table_data, funnel_data, histogram_bar_chart_response, chart_not_found can be set | Contains an error message when chart data could not be retrieved. |
| chart_not_found | boolonly one of chart_not_found, or line_data, sankey_data, table_data, funnel_data, histogram_bar_chart_response, error can be set | Set to true if the chart is not found. |
Example
```json
{
"chart_id": {
"workflow": {
"aggregated_action_id": "count/fkQ1PfAZhdYvJexzY6DYuoYCZTEaWO0Y7spxwjr7akc",
"chart_rule_id": "_i1yUnHjKfmWpCaD5Tazo",
"workflow_id": "DFg5"
}
},
"line_data": {
"time_series": [
{
"aggregated_rollup": 1.0,
"aggregation_window": "3600s",
"cardinality_overflows": {
"group_by_overflows": 1,
"query_group_by_collapsed": false,
"total_overflows": 42
},
"data": [
{
"rate_details": {
"denominator_count": 42,
"numerator_count": 42
},
"timestamp": "2024-01-15T09:30:00Z",
"unique_devices": 1,
"value": 1.0
}
],
"id": "abc-123-def",
"labels": [
{
"name": "name",
"value": "value"
}
],
"legend": {
"title": "Legend title"
},
"title": "Time series title",
"unique_devices": 1
}
]
}
}
```