> ## Documentation Index > Fetch the complete documentation index at: https://docs.cdp.coinbase.com/llms.txt > Use this file to discover all available pages before exploring further. # user.isolated.changes.(kind).(currency).(interval) > Lets a **main** account observe position, order, and trade state changes across all of its **isolated-margin subaccounts** for a given instrument kind and currency. Delivers combined notifications of state changes across all isolated-margin subaccounts. Isolated margin supports futures trading only. Requires the `trade:read` scope on an API key belonging to the **main account**. ## AsyncAPI ````yaml api-reference/coinbase-deribit-app-api/adv-starbase-asyncapi.json user.isolated.changes.(kind).(currency).(interval) id: user.isolated.changes.(kind).(currency).(interval) title: 'user.isolated.changes.(kind).(currency).(interval) ' description: > Lets a **main** account observe position, order, and trade state changes across all of its **isolated-margin subaccounts** for a given instrument kind and currency. Delivers combined notifications of state changes across all isolated-margin subaccounts. Isolated margin supports futures trading only. Requires the `trade:read` scope on an API key belonging to the **main account**. servers: - id: private protocol: wss host: drb.coinbase.com/ws/api/v2 bindings: [] variables: [] address: user.isolated.changes.{kind}.{currency}.{interval} parameters: - id: currency jsonSchema: type: string description: |- Currency code or `any` for all **Allowed values:** `BTC`, `ETH`, `USDC`, `USDT`, `EURR`, `any` enum: - BTC - ETH - EURR - USDC - USDT - any description: |- Currency code or `any` for all **Allowed values:** `BTC`, `ETH`, `USDC`, `USDT`, `EURR`, `any` type: string required: true deprecated: false - id: interval jsonSchema: type: string description: |- Frequency of notifications. **Allowed values:** `raw`, `100ms`, `agg2` enum: - 100ms - agg2 - raw description: |- Frequency of notifications. **Allowed values:** `raw`, `100ms`, `agg2` type: string required: true deprecated: false - id: kind jsonSchema: type: string description: |- Instrument kind. Isolated margin supports futures trading. **Allowed values:** `future`, `any` enum: - any - future description: |- Instrument kind. Isolated margin supports futures trading. **Allowed values:** `future`, `any` type: string required: true deprecated: false bindings: [] operations: - &ref_1 id: receive_user_isolated_changes_kind_currency_interval_updates title: Receive isolated changes by kind and currency description: >- Client receives isolated state change update notifications by kind and currency type: receive messages: - &ref_3 id: subscribe_request contentType: application/json payload: - name: Subscription Request description: >- Client sends subscription request to subscribe to notification channel. type: object properties: - name: id type: integer description: Client request id, echoed in the response. required: true - name: jsonrpc type: string description: JSON-RPC version. Always `2.0`. required: true - name: method type: string description: >- `private/subscribe` on the private WebSocket, after `public/auth`. enumValues: - private/subscribe required: true - name: params type: object required: true properties: - name: channels type: array description: >- Stream names to subscribe to, for example `quote.BTC-PERPETUAL`. required: true properties: - name: item type: string required: false headers: [] jsonPayloadSchema: additionalProperties: false properties: id: default: 42 description: Client request id, echoed in the response. type: integer x-parser-schema-id: jsonrpc: default: '2.0' description: JSON-RPC version. Always `2.0`. type: string x-parser-schema-id: method: default: private/subscribe description: >- `private/subscribe` on the private WebSocket, after `public/auth`. enum: - private/subscribe type: string x-parser-schema-id: params: additionalProperties: false properties: channels: default: - user.isolated.changes.any.USDC.100ms description: >- Stream names to subscribe to, for example `quote.BTC-PERPETUAL`. items: type: string x-parser-schema-id: type: array x-parser-schema-id: required: - channels type: object x-parser-schema-id: required: - id - jsonrpc - method - params type: object x-parser-schema-id: title: Subscription Request description: >- Client sends subscription request to subscribe to notification channel. example: |- { "id": 42, "jsonrpc": "2.0", "method": "private/subscribe", "params": { "channels": [ "user.isolated.changes.any.USDC.100ms" ] } } bindings: [] extensions: - id: x-parser-unique-object-id value: subscribe_request bindings: [] extensions: &ref_0 - id: x-parser-unique-object-id value: user.isolated.changes.(kind).(currency).(interval) - &ref_2 id: send_subscribe_user_isolated_changes_kind_currency_interval title: Send subscribe request for isolated changes by kind and currency description: >- Client sends subscription request for isolated state change updates by kind and currency type: send messages: - &ref_4 id: subscription_message contentType: application/json payload: - name: Subscription Notification Data description: Server sends subscription notification data type: object properties: - name: data type: object description: Combined state changes payload required: true properties: - name: instrument_name type: string description: Instrument name required: true - name: isolated type: boolean description: Always true for isolated change events required: true - name: main_uid type: integer description: Owning main account user ID required: true - name: orders type: array description: List of updated order objects required: false properties: - name: item type: object required: false - name: positions type: array description: List of updated position objects required: false properties: - name: item type: object required: false - name: trades type: array description: List of executed trade objects required: false properties: - name: item type: object required: false - name: user_id type: integer description: Subaccount slot ID required: true headers: [] jsonPayloadSchema: additionalProperties: false description: Response containing notification data properties: data: description: Combined state changes payload properties: instrument_name: description: Instrument name type: string x-parser-schema-id: isolated: description: Always true for isolated change events type: boolean x-parser-schema-id: main_uid: description: Owning main account user ID type: integer x-parser-schema-id: orders: description: List of updated order objects items: type: object x-parser-schema-id: type: array x-parser-schema-id: positions: description: List of updated position objects items: type: object x-parser-schema-id: type: array x-parser-schema-id: trades: description: List of executed trade objects items: type: object x-parser-schema-id: type: array x-parser-schema-id: user_id: description: Subaccount slot ID type: integer x-parser-schema-id: required: - instrument_name - isolated - main_uid - user_id type: object x-parser-schema-id: required: - data type: object x-parser-schema-id: title: Subscription Notification Data description: Server sends subscription notification data example: |- { "jsonrpc": "2.0", "method": "subscription", "params": { "channel": "user.isolated.changes.any.USDC.100ms", "data": { "instrument_name": "SOL_USDC-PERPETUAL", "isolated": true, "main_uid": 1000, "orders": [], "positions": [], "trades": [], "user_id": 123456 } } } bindings: [] extensions: - id: x-parser-unique-object-id value: subscription_message bindings: [] extensions: *ref_0 sendOperations: - *ref_1 receiveOperations: - *ref_2 sendMessages: - *ref_3 receiveMessages: - *ref_4 extensions: - id: x-parser-unique-object-id value: user.isolated.changes.(kind).(currency).(interval) securitySchemes: [] ````