Set a max length for the store name with 2 custom messages for WC Vendors Pro

functions.php

<?php 

 add_filter( 'wcv_vendor_store_name', 'wcv_vendor_store_name_limit' );
 function wcv_vendor_store_name_limit( $field ){
	 $field['custom_attributes'] = array(
		'required'                   => '',
		'data-parsley-required-message' => __( 'Store Name is required', 'wcvendors-pro' ),
		'max'					 => '7', 
		'data-parsley-max-message' => __( 'Store Name max length 7', 'wcvendors-pro' ),
	 );
	 return $field;
 }