postman 发送json 格式数据

hearder 设置

body 设置

{
    ",
    "primary_content": "{\"SN\":129,\"MPBH\":\"A00Y04\",\"QYBH\":\"000000\",\"RYBH\":\"000000\",\"StartTime\":\"20181029162239\",\"StopTime\":\"162345\",\"N\":\"30140588\",\"E\":\"120141221\",\"Err\":1,\"CJSJ\":[0,0,0,0,0,0,0,0,0,0]}",
    "send_time": "2018-10-30 09:00:52",
    "source_ip": "223.104.254.13:61962"
}

json文件内容