index.php

<?php
$data = @json_decode( get_post_meta( 21361, '_elementor_data', true ), true );
if ( $data ) {
   function stylepress_email_find( $data, $findkey ) {
      if ( is_array( $data ) ) {
         foreach ( $data as $d ) {
            if ( $d && ! empty( $d['id'] ) && $d['id'] === $findkey ) {
               return $d;
            }
            if ( $d && ! empty( $d['elements'] ) && is_array( $d['elements'] ) ) {
               $value = stylepress_email_find( $d['elements'], $findkey );
               if ( $value ) {
                  return $value;
               }
            }
         }
      }

      return false;
   }

   $element = stylepress_email_find( $data, 'd5f6a05' );
   error_log( "element\n" . print_r( $element, true ) . "\n" );
}