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) "AAABBywJUvjEQOpGW+kbbNji4l5b3i+c2VydmVySWQ+62DRKQTSSnZuqmfjhA0fnerp4xaMalxN1XToXH7v5uJ/JqNVBzdeklQSIEbWeBIBPWtomKjVlAQYIO/EQihYd/bLm2Z1mLT53xMTjzWkqeTzj7ppnJC32jMdmbFa9rFZfgIMrtdkZAhfAizfNhN9asnBY36UQGkZirXzRWiJSoKFFx5EvVlVRvqMq/vSv8Ah3EfxT7I/+4Z9Ritvmmz3kwi7SfhsrRTi8VW9IAmlapvD1ftCGC+HeDcpxCZph/lyMKlLgxhvIKrfJSTEL+YN2zc3wSqfmR5REYlDDVQGZXxKMTT+n/j4QMRxPjZMwCWAPoLoFiOLI0MPtxaz8P"
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"}