com.fasterxml.jackson.core.JsonParseException: Unexpected character ('}' (code 125)): was expecting double-quote to start field name
at [Source: java.io.PushbackInputStream@642b7d86; line: 12, column: 2]
原因：由于代码中封装的JSON不是标准的JSON，
请求的json代码不规范
检查request
