ritmex-bot/docs/grvt/schemas/ws_fill_feed_selector_v1.md

!!! info "WSFillFeedSelectorV1" Subscribes to a feed of private trade updates. This happens when a trade is executed.
To subscribe to all private trades, specify an empty instrument (eg. 2345123).
Otherwise, specify the instrument to only receive private trades for that instrument (eg. 2345123-BTC_USDT_Perp).

|Name<br>`Lite`|Type|Required<br>`Default`| Description |
|-|-|-|-|
|sub_account_id<br>`sa` |string|True|The sub account ID to request for|
|instrument<br>`i` |string|False<br>`'all'`|The instrument filter to apply.|