A function tool result content block (type: "function_result").
type: "function_result"
The result payload may include strings, image content blocks, or arbitrary structured data returned by tools.
result
@type t() :: %Gemini.Types.Interactions.FunctionResultContent{ call_id: String.t(), is_error: boolean() | nil, name: String.t() | nil, result: term(), type: String.t() }
@spec from_api(map() | nil) :: t() | nil
@spec to_api(t() | map() | nil) :: map() | nil