> ## Documentation Index > Fetch the complete documentation index at: https://v3.docs.derive.xyz/llms.txt > Use this file to discover all available pages before exploring further. # Margin watch > Channel name: `margin.watch`. Public channel that streams margin and mark-to-market state for all accounts, letting you monitor collateralization and liquidation risk across the exchange. Takes no parameters. ## AsyncAPI ````yaml subscriptions.asyncapi.json marginWatch id: marginWatch title: Margin watch description: >- Channel name: `margin.watch`. Public channel that streams margin and mark-to-market state for all accounts, letting you monitor collateralization and liquidation risk across the exchange. Takes no parameters. servers: - id: production protocol: wss host: api.derive.xyz bindings: [] variables: [] - id: testnet protocol: wss host: testnet.api.derive.xyz bindings: [] variables: [] address: /v3/ws parameters: [] bindings: [] operations: - &ref_6 id: receive_marginWatch title: Receive_margin watch type: send messages: - &ref_9 id: marginWatchNotification payload: - name: marginWatchNotification description: Pushed as a JSON array; each element has the fields below. type: object properties: - name: collaterals type: array required: true - name: currency type: string required: true - name: initial_margin type: string required: true - name: maintenance_margin type: string required: true - name: margin_type type: string required: true - name: positions type: array required: true - name: subaccount_id type: integer required: true - name: subaccount_value type: string required: true - name: valuation_timestamp type: integer required: true headers: [] jsonPayloadSchema: description: Payload for `margin.watch`. type: object required: - collaterals - currency - initial_margin - maintenance_margin - margin_type - positions - subaccount_id - subaccount_value - valuation_timestamp properties: collaterals: type: array items: true x-parser-schema-id: currency: type: string x-parser-schema-id: initial_margin: type: string x-parser-schema-id: maintenance_margin: type: string x-parser-schema-id: margin_type: type: string x-parser-schema-id: positions: type: array items: true x-parser-schema-id: subaccount_id: type: integer format: int64 x-parser-schema-id: subaccount_value: type: string x-parser-schema-id: valuation_timestamp: type: integer format: int64 x-parser-schema-id: x-parser-schema-id: MarginWatchResult title: Margin watch notification description: Pushed as a JSON array; each element has the fields below. example: No examples found bindings: [] extensions: - id: x-parser-unique-object-id value: marginWatchNotification bindings: [] extensions: &ref_4 - id: x-parser-unique-object-id value: marginWatch - &ref_5 id: send_subscribe_marginWatch title: Send_subscribe_margin watch type: receive messages: - &ref_7 id: subscribeRequest payload: - name: subscribeRequest description: >- Send to subscribe: list this channel's address (with the {param} segments filled, e.g. orderbook.ETH-PERP.10.20) in params.channels. type: object properties: - name: headers type: &ref_0 - object - 'null' description: Non-standard; used by `auth/login`. required: false - name: id type: anyOf required: true - name: method type: string description: subscribe required: true - name: params type: object description: >- Params for `subscribe`. `channels` is the required list of channel names to subscribe to. required: true properties: - name: channels type: array required: true properties: - name: item type: string required: false headers: [] jsonPayloadSchema: type: object required: - id - method - params properties: headers: description: Non-standard; used by `auth/login`. type: *ref_0 additionalProperties: true x-parser-schema-id: id: &ref_2 anyOf: - type: string x-parser-schema-id: - type: number x-parser-schema-id: - type: 'null' x-parser-schema-id: x-parser-schema-id: JsonRpcId method: type: string const: subscribe x-parser-schema-id: params: description: >- Params for `subscribe`. `channels` is the required list of channel names to subscribe to. type: object required: - channels properties: channels: type: array items: type: string x-parser-schema-id: x-parser-schema-id: x-parser-schema-id: SubscribeParams x-parser-schema-id: title: Subscribe request description: >- Send to subscribe: list this channel's address (with the {param} segments filled, e.g. orderbook.ETH-PERP.10.20) in params.channels. example: |- { "id": 1, "method": "subscribe", "params": { "channels": [ "orderbook.ETH-PERP.10.20" ] } } bindings: [] extensions: - id: x-parser-unique-object-id value: subscribeRequest - &ref_8 id: unsubscribeRequest payload: - name: unsubscribeRequest description: >- Send to unsubscribe: list the channel addresses to drop in params.channels, or omit it to unsubscribe from everything. type: object properties: - name: headers type: &ref_1 - object - 'null' description: Non-standard; used by `auth/login`. required: false - name: id type: anyOf required: true - name: method type: string description: unsubscribe required: true - name: params type: object description: >- Params for `unsubscribe`. `channels` is optional. When omitted (or null) the connection unsubscribes from all channels. required: true properties: - name: channels type: &ref_3 - array - 'null' required: false headers: [] jsonPayloadSchema: type: object required: - id - method - params properties: headers: description: Non-standard; used by `auth/login`. type: *ref_1 additionalProperties: true x-parser-schema-id: id: *ref_2 method: type: string const: unsubscribe x-parser-schema-id: params: description: >- Params for `unsubscribe`. `channels` is optional. When omitted (or null) the connection unsubscribes from all channels. type: object properties: channels: default: null type: *ref_3 items: type: string x-parser-schema-id: x-parser-schema-id: x-parser-schema-id: UnsubscribeParams x-parser-schema-id: title: Unsubscribe request description: >- Send to unsubscribe: list the channel addresses to drop in params.channels, or omit it to unsubscribe from everything. example: |- { "method": "", "params": {} } bindings: [] extensions: - id: x-parser-unique-object-id value: unsubscribeRequest bindings: [] extensions: *ref_4 sendOperations: - *ref_5 receiveOperations: - *ref_6 sendMessages: - *ref_7 - *ref_8 receiveMessages: - *ref_9 extensions: - id: x-parser-unique-object-id value: marginWatch securitySchemes: [] ```` ## Related topics - [Subscriptions](/subscriptions.md) - [Auctions watch](/api-reference/channels/auctionswatch.md) - [Estimate the cost and margin impact of an order](/api-reference/orderbook/estimate-the-cost-and-margin-impact-of-an-order.md)