[youtubei.js](../../../../README.md) / [Parser](../README.md) / parseCommand # Function: parseCommand() > **parseCommand**(`data`): [`YTNode`](../../Helpers/classes/YTNode.md) \| `undefined` Defined in: [src/parser/parser.ts:664](https://github.com/LuanRT/YouTube.js/blob/faaf5fc5c15ff93eac8442b2fbdb4767d9a47b3f/src/parser/parser.ts#L664) Parses an InnerTube command and returns a YTNode instance if applicable. ## Parameters ### data [`RawNode`](../../../../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