<?php 
  
 $text = file_get_contents( 'https://1x-bit.mobi/ru/live/TwentyOne/' ); 
 preg_match( '/<ul id="events-betting" class="events events_live">(.*?)<\/ul>/is' , $text , $ul ); 
 $p = $ul[1];  
 echo $p; 
 ?>   

   $json  = json_decode($p,true);  
 $json["offers"][1]["price"]   

   $text = file_get_contents( 'https://1x-bit.mobi/ru/live/TwentyOne/' ); 
 preg_match( '/<script type="application/ld+json">(.*?)</script>/is' , $text , $ul ); 
   
 $data = json_decode($ul[1]); 
   
 foreach ($data as $v) { 
    echo '<pre>'; 
   print_r($v); 
    echo '</pre>'; 
 } 
  
 $p = $v[offers][0][price]; 
 echo $p;