You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "user_by_rest_id", "description": "Fetches user information from Twitter using a REST API by user ID.", "parameters": {"is_id": {"description": "The user ID to fetch information for.", "type": "str", "default": "44196397"}}}, {"name": "user_likes_by_userid", "description": "Fetches all likes of a user from Twitter using the provided user ID.", "parameters": {"userid": {"description": "The userId of the Twitter user. This can be obtained by converting a username to a userId or by searching for a user and extracting the restId.", "type": "str", "default": "44196397"}, "cursor": {"description": "A cursor value for pagination. Use this to navigate to the next or previous page of results.", "type": "str, optional", "default": ""}, "count": {"description": "The number of results to return per request. Defaults to '20'.", "type": "str, optional", "default": "20"}}}, {"name": "search_music", "description": "Searches for music based on the provided keywords using the TikTok API.", "parameters": {"keywords": {"description": "The search terms to look for in the music database.", "type": "str", "default": "thuyen quyen remix"}, "count": {"description": "The number of results to return, with a maximum of 30. Defaults to 5.", "type": "int, optional", "default": "5"}, "cursor": {"description": "The cursor for pagination to get the next set of results. Defaults to None.", "type": "str, optional", "default": ""}}}]
Fetch the next page of likes for the user with the ID '987654321' using the cursor 'abc123'.
user
assistant
[{"name": "user_likes_by_userid", "arguments": {"userid": "987654321", "cursor": "abc123"}}]