chore: update deciphers jsdoc

lib/deciphers/NToken.js

@@ -11,7 +11,7 @@ class NToken {
 
   /**
    * Solves throttling challange by transforming the n token.
-   * @returns {string} transformed token.
+   * @returns {string}
    */
   transform() {
     let n_token = this.n.split('');
@@ -64,7 +64,7 @@ class NToken {
 
   /**
    * Takes the n-transform data, refines it, and then returns a readable json array.
-   * @returns {object}
+   * @returns {Array}
    */
   #getTransformationData() {
     const data = `[${Utils.getStringBetweenStrings(this.raw_code.replace(/\n/g, ''), 'c=[', '];c')}]`;

lib/deciphers/Signature.js

@@ -12,6 +12,7 @@ class Signature {
 
   /**
    * Deciphers signature.
+   * @returns {string}
    */
   decipher() {
     const args = QueryString.parse(this.url);