接收文本消息
<p><strong>返回示例</strong></p>
<pre><code>{
"data" : {
"at_list" : null,
"content" : "0",
"conversation_id" : "R:10696052711038843",
"msg_local_id" : 10307,
"msg_server_id" : 1082909,
"msg_unique_identifier" : "57316631343662326531373830376164-792975064_-521743140",
"msgtype" : 0/2,
"sender_id" : 7881303124946238,
"sender_nickname" : "Altai",
"timestamp" : 1640155764
},
"error" : 0,
"type" : 15000
}</code></pre>