<!-- Public documentation export; not library implementation source. -->
# LineToolsGroupState

[Integration guide](https://docs.lumencharts.com/charting-library/reference/compatibility) · [Reference index](https://docs.lumencharts.com/charting-library/api/)

Public contract reference. This declaration describes types and callback shapes; availability is constrained by the linked integration guide and the runtime capability. Legacy product-specific fields are not a promise of implementation.

## id {#id}

```ts
id: string;
```

Use the type signature above and the integration guide for the owning capability.

## name {#name}

```ts
name: string;
```

Use the type signature above and the integration guide for the owning capability.

## symbol {#symbol}

```ts
symbol: string;
```

Use the type signature above and the integration guide for the owning capability.

## currencyId {#currencyid}

```ts
currencyId?: string | null;
```

Use the type signature above and the integration guide for the owning capability.

## unitId {#unitid}

```ts
unitId?: string | null;
```

Use the type signature above and the integration guide for the owning capability.

---
Documentation page: https://docs.lumencharts.com/charting-library/api/LineToolsGroupState