[youtubei.js](../../../README.md) / [Parser](../README.md) / parseCommand # Function: parseCommand() > **parseCommand**(`data`): [`YTNode`](../../Helpers/classes/YTNode.md) \| `undefined` Parses an InnerTube command and returns a YTNode instance if applicable. ## Parameters • **data**: [`RawNode`](../../APIResponseTypes/type-aliases/RawNode.md) The raw node data to parse ## Returns [`YTNode`](../../Helpers/classes/YTNode.md) \| `undefined` A YTNode instance if parsing is successful, undefined otherwise ## Defined in [src/parser/parser.ts:657](https://github.com/LuanRT/YouTube.js/blob/e54e499ff553dab51e6d9d1aebc090b50fec29ba/src/parser/parser.ts#L657)