Unrecognized token 'b': was expecting ('true', 'false' or 'null')

org.springframework.data.redis.serializer.SerializationException: Could not read JSON: Unrecognized token 'b': was expecting ('true', 'false' or 'null')
 at [Source: (byte[])"b"; line: 1, column: 3]; nested exception is com.fasterxml.jackson.core.JsonParseException: Unrecognized token 'b': was expecting ('true', 'false' or 'null')
 at [Source: (byte[])"b"; line: 1, column: 3]

由于集合中的类型不一致导致