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": "market_most_actives", "description": "Fetches the most active stocks ordered by intraday trade volume using the Yahoo Finance API.", "parameters": {"start": {"description": "The start index for the request. Defaults to 0.", "type": "int, optional", "default": "0"}}}, {"name": "companies_profile", "description": "Fetch the profile of a company from the Financial Modeling Prep API.", "parameters": {"symbol": {"description": "The stock symbol of the company.", "type": "str", "default": "AAPL"}, "apikey": {"description": "API key for the Financial Modeling Prep API.", "type": "str", "default": "rapid_api"}}}, {"name": "stock_v2_get_competitors", "description": "Fetches the competitors of a stock based on its performance ID.", "parameters": {"performanceid": {"description": "The performance ID of the stock, typically retrieved from /auto-complete, /get-summary, or /get-movers endpoints.", "type": "str", "default": "0P0000OQN8"}}}, {"name": "getdirectdebitinitiationinstruction", "description": "Retrieve a direct debit initiation instruction by UETR ID.", "parameters": {"uetr": {"description": "An RFC4122 UID used as a unique Payment Instruction Identifier.", "type": "str", "default": "7dca010b-fc3b-496c-b8a4-36ffd78f674d"}}}]
I need the most active stocks and the direct debit initiation instruction using the UETR '87654321-4321-4321-4321-210987654321'.
user
assistant
[{"name": "market_most_actives", "arguments": {"start": 0}}, {"name": "getdirectdebitinitiationinstruction", "arguments": {"uetr": "87654321-4321-4321-4321-210987654321"}}]