固定前缀：nextai-production-test
固定 key：nextai-production-test:json:profile
getJson
null
mgetJson([key]) 第 1 项
null
测试字符串写入与覆盖(缓存 TTL 1 小时)
{
"env": "production",
"prefix": "nextai-production-test",
"redisAvailable": true,
"stringValue": null,
"hashValue": {},
"jsonKey": "nextai-production-test:json:profile",
"jsonValue": null,
"jsonMgetValue": null,
"listValue": [],
"listLength": 0,
"counterValue": 0,
"lockSuccessCount": 0
}