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": "get_by_id", "description": "Fetches a specific joke by its ID from the Manatee Jokes API.", "parameters": {"is_id": {"description": "The ID of the joke to retrieve.", "type": "str", "default": ""}}}]
What is the content of the joke identified by '54321'?
user
assistant
[{"name": "get_by_id", "arguments": {"is_id": "54321"}}]