'pearProject', 'alg' => 'HS256', //access_token有效时间 'accessTokenExp' => 3600 * 24 * 7, //refresh_token有效时间 'refreshTokenExp' => 3600 * 24 * 7, //签发者 可选 'iss' => '', //接收该JWT的一方,可选 'aud' => '', 'tokenType' => 'bearer', ];