Fix README

README.md

@@ -182,7 +182,7 @@ When you load an image onto the composition, the origin of the image must be the
 |        mute | boolean                                                      | false         | Whether the stream should be muted or not                                                                                                                 |
 |      hidden | boolean                                                      | false         | Whether the stream should be hidden or not
 |     opacity | number                                                       | 100         | Opacity of the stream (from 0 to 100)                                                                                                       |
-|     onClick | (streamId: string, event: { x: number; y: number; }) => void | undefined     | A callback function that will be called when the stream is clicked                                                                                        |
+|     onClick | (streamId: string, event: `{ x: number; y: number; }`) => void | undefined     | A callback function that will be called when the stream is clicked                                                                                        |
 
 **Example (screen capture)**