API key is not set.<br />
<b>Warning</b>:  Undefined array key "api_key" in <b>/var/www/deploy/webhooks/index.php</b> on line <b>16</b><br />
<br />
<b>Deprecated</b>:  Constant FILTER_SANITIZE_STRING is deprecated since 8.1, use htmlspecialchars() instead in <b>/var/www/deploy/webhooks/index.php</b> on line <b>16</b><br />
API key is not valid.<br />
<b>Warning</b>:  Undefined array key "action" in <b>/var/www/deploy/webhooks/index.php</b> on line <b>22</b><br />
<br />
<b>Warning</b>:  Undefined array key "action" in <b>/var/www/deploy/webhooks/index.php</b> on line <b>23</b><br />
<br />
<b>Deprecated</b>:  Constant FILTER_SANITIZE_STRING is deprecated since 8.1, use htmlspecialchars() instead in <b>/var/www/deploy/webhooks/index.php</b> on line <b>23</b><br />
You need to provide a valid action. <br>