How to add multiple meta value and meta key to make custom short code for filtration.here i am creating shortcode to filter vendors by there custom fields . i have 2 custom fields
1:-pv_merchant__experiance_dropdwon
2:-pv_merchant_specialization
so i am looking for something like this if suppose i want create short code like this
using bellow code:-
[wc_vendors_location pv_merchant__experiance_dropdwon=”5 year” pv_merchant_specialization=”dietitian”]

please tell me how to do this.

extract( shortcode_atts( array(
'orderby' => 'display_name',
'order' => 'ASC',
'per_page' => '12',
'columns' => '4',
'show_products' => 'yes',
'meta_compare' => '=',
'pv_merchant__experiance_dropdwon' => '',
'pv_merchant_specialization' => '',
'org' => '',
), $atts ) );
// Hook into the user query to modify the query to return users that have at least one product
if ($show_products == 'yes') remove_action( 'pre_user_query', array( $this, 'vendors_with_products') );
// Get all vendors
$vendor_total_args = array (
'role' => 'vendor',
'meta_key' => 'pv_shop_slug',
'meta_value' => '',
'meta_key' => 'pv_merchant__experiance_dropdwon',
'meta_value' => $_POST[ 'pv_merchant__experiance_dropdwon1' ],
'meta_key' => 'pv_merchant_specialization',
'meta_value' => $_POST[ 'pv_merchant__experiance_dropdwon2' ],
'orderby' => $orderby,
'order' => $order,
);

if ($show_products == 'yes') $vendor_total_args['query_id'] = 'vendors_with_products';
$vendor_query = New WP_User_Query( $vendor_total_args );