jmeter中Caused by: com.fasterxml.jackson.core.JsonParseException: Unexpected character ('c' (code ...

异常:

Caused by: com.fasterxml.jackson.core.JsonParseException: Unexpected character ('c' (code 99)): was expecting comma to separate Object entries at [Source: (PushbackInputStream); line: 1, column: 31]

产生原因:

JSON参数格式问题