An agentFunctionResponse message (v1.0): the agent's answer to the renderer's call function_call_id, either a value or an error map with "code" and "message".
agentFunctionResponse
function_call_id
value
error
"code"
"message"
@type t() :: %A2UICore.Message.Operation.AgentFunctionResponse{ error: %{optional(String.t()) => term()} | nil, function_call_id: String.t(), value: term() | nil, version: String.t() }