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<b>Deprecated</b>:  WebSocket\Base::setLogger(): Implicitly marking parameter $logger as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/pshht/bibot/websocket/vendor/textalk/websocket/lib/Base.php</b> on line <b>71</b><br />
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<b>Deprecated</b>:  WebSocket\ConnectionException::__construct(): Implicitly marking parameter $prev as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/pshht/bibot/websocket/vendor/textalk/websocket/lib/ConnectionException.php</b> on line <b>16</b><br />
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<b>Fatal error</b>:  Uncaught WebSocket\ConnectionException: Connection to 'wss://stream-testnet.bybit.com/realtime_private' failed: Server sent invalid upgrade response: HTTP/1.1 502 Bad Gateway
Content-Type: text/html
Content-Length: 122
Connection: close
Server: awselb/2.0
Date: Sat, 05 Jul 2025 16:48:02 GMT
X-Cache: Error from cloudfront
Via: 1.1 1126964562d0b765e5d7cd0e5d6fa586.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: LHR61-P4
X-Amz-Cf-Id: 7nuaoq-i42bUHDqDIkvwYGQwJ8H-Xm0IHWrijq8YuxUl7zVX_ht9Kg==

 in /home/pshht/bibot/websocket/vendor/textalk/websocket/lib/Client.php:196
Stack trace:
#0 /home/pshht/bibot/websocket/vendor/textalk/websocket/lib/Base.php(79): WebSocket\Client-&gt;connect()
#1 /home/pshht/bibot/copybybitsuscribe.php(28): WebSocket\Base-&gt;send('{&quot;op&quot;:&quot;auth&quot;,&quot;a...')
#2 {main}
  thrown in <b>/home/pshht/bibot/websocket/vendor/textalk/websocket/lib/Client.php</b> on line <b>196</b><br />