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{error:{message:JSON parse error: Unexpected character ('?' (code 229)): was expecting comma to separate Object entries; nested exception is com.fasterxml.jackson.databind.JsonMappingException: Unexpected character ('?' (code 229)): was expecting comma to separate Object entries

at [Source: (org.springframework.util.StreamUtils$NonClosingInputStream); line: 1, column: 531] (through reference chain: com.wd.paas.api.domain.v4.chat.ChatCompletionRequest[\messages\]->java.util.ArrayList[0]),code:400}}