message: Add: `purser-metamask` state observer better comments
diff: @@ -115,6 +115,9 @@ export const detect = async (): Promise<boolean> => detectHelper();
  *
  * @method accountChangeHook
  *
  + * @param {Function} callback Function to add the state events update array
  + * It receives the state object as an only argument
  + *
  * @return {Promise<void>} Does not return noting
  */
  export const accountChangeHook =
  