NULL
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<b>Notice</b>:  Trying to access array offset on value of type null in <b>/var/www/html/index.php</b> on line <b>47</b><br />
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<b>Notice</b>:  Trying to access array offset on value of type null in <b>/var/www/html/index.php</b> on line <b>47</b><br />
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<b>Notice</b>:  Trying to access array offset on value of type null in <b>/var/www/html/index.php</b> on line <b>48</b><br />
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<b>Notice</b>:  Undefined variable: message in <b>/var/www/html/index.php</b> on line <b>56</b><br />
string(381) "AAABCuHE91e74hBPv4mttk9my7U3/v+c2VydmVySWQ+VHaNDN5quSASZrm2tKvufaLHlQfJOrbuIZvzj+7APrys52gObySPrxtUMrUdH2FJ0ZRMoWTrOIDDbqQF1396WszjS1IYDNLZwRnLD//mXAZbaw5gc7gq7bN9qzlOfreC0pl1KFVvALreq+TRwi4bynHZ4hcVe8/eO+NIFZflfEaXCn4hjG8DziQGttHoCU5U/9NUOTUK2HOBwSsMRtnkis2Oz48Wj9k4B/U65wUSFdfzRyzkar9uuOtmnrIZLeCTYCb7HjsL5Gh2BgKgITV1RP0aUe5xxF6pv3Lz/K03inCBJt/cBqEuVMhUgWU7jb0X8/VVg8XQLLh4OJ2hUR"
string(22) "--テキスト送信--"
string(63) "{"accountId":null,"content":{"type":"text","text":"rich menu"}}"
{"code":"NOT_FOUND","domain":"common","message":"Api not exists"}