{ "error": { "message": "Invalid parameter", "type": "OAuthException", "code": 100, "error_subcode": 2388084, "is_transient": false, "error_user_title": "File type not supported", "error_user_msg": "The type of file is not supported.", "fbtrace_id": "AcCIxFILLMYV2ikmUMzqsd-" } }