Hello Everyone! i am working with restlets Get request is working fine but if i want to create a record of custom record type using post request i'm getting "INSUFFICIENT PERMISSION" Error.
{
    "error": {
        "code": "INSUFFICIENT_PERMISSION",
        "message": "{\"type\":\"error.SuiteScriptError\",\"name\":\"INSUFFICIENT_PERMISSION\",\"message\":\"Permission Violation: You need the \'Lists -> Documents and Files\' permission to access this page. Please contact your account administrator.\",\"id\":\"\",\"stack\":[\"Error\n   at suitescript/resources/javascript/record/recordImpl.js4012\n   at Function.createRecord_raw (suitescript/resources/javascript/record/recordImpl.js3824)\n   at suitescript/resources/javascript/record/recordImpl.js2629\n   at Object.createRecord (suitescript/resources/javascript/record/recordImpl.js2424)\n   at Object._post (/SuiteScripts/Restlet/restlet.js1232)\"],\"cause\":{\"type\":\"internal error\",\"code\":\"INSUFFICIENT_PERMISSION\",\"details\":\"Permission Violation: You need the \'Lists -> Documents and Files\' permission to access this page. Please contact your account administrator.\",\"userEvent\":null,\"stackTrace\":[\"Error\n   at suitescript/resources/javascript/record/recordImpl.js4012\n   at Function.createRecord_raw (suitescript/resources/javascript/record/recordImpl.js3824)\n   at suitescript/resources/javascript/record/recordImpl.js2629\n   at Object.createRecord (suitescript/resources/javascript/record/recordImpl.js2424)\n   at Object._post (/SuiteScripts/Restlet/restlet.js1232)\"],\"notifyOff\":false},\"notifyOff\":false,\"userFacing\":true}"
    }
}