Values.CallSourceA request for the client to execute a specific tool with given parameters.
type nonrec t = {callId : CallId.t option;A unique identifier for this tool call, used to match results back to requests.
*)input : SensitiveDocument.t option;The input parameters for the tool call, formatted according to the tool's schema.
*)name : String_.t option;The name of the tool to invoke, following the pattern 'tool.{toolName}' or 'browser.{browserAction}'.
*)}