How to use jackson convert nest json to map?

[caochuangui]

I have encounter a problem in my program。 there a nest json. I want to convert this nest json to map。then I use jackson objectMapper.readvalue() but all nest json convert to map， not my expected。I expected just first nest json level-one convert to map and other nest json dont need convert to map;
{ "avatar": { "avatar_240": "https://s1-imfile.feishucdn.com/static-resource/v1/v2_d909e5af-a424-43e2-9059-6793289d588g~?image_size=240x240&cut_type=&quality=&format=png&sticker_format=.webp", "avatar_640": "https://s1-imfile.feishucdn.com/static-resource/v1/v2_d909e5af-a424-43e2-9059-6793289d588g~?image_size=640x640&cut_type=&quality=&format=png&sticker_format=.webp", "avatar_72": "https://s1-imfile.feishucdn.com/static-resource/v1/v2_d909e5af-a424-43e2-9059-6793289d588g~?image_size=72x72&cut_type=&quality=&format=png&sticker_format=.webp", "avatar_origin": "https://s1-imfile.feishucdn.com/static-resource/v1/v2_d909e5af-a424-43e2-9059-6793289d588g~?image_size=noop&cut_type=&quality=&format=png&sticker_format=.webp" }, "city": "", "country": "", "department_ids": [ "0" ], "description": "", "email": "[email protected]", "employee_no": "", "employee_type": 1, "en_name": "", "gender": 0, "is_tenant_manager": true, "job_title": "", "join_time": 0, "mobile": "+8615936432675", "mobile_visible": true, "name": "zs", "open_id": "ou_742402e451bd4c1b94e7bd73506b5f63", "orders": [ { "department_id": "0", "department_order": 1, "user_order": 0 } ], "status": { "is_activated": true, "is_exited": false, "is_frozen": false, "is_resigned": false, "is_unjoin": false }, "union_id": "on_77553ddfbec2336bf5baee234e3aa5de", "user_id": "dcggfae4", "work_station": "", "open_department_id": "cfcd208495d565ef66e7dff9f98764da" }

Exception : Expected : but found =
({is_activated=false, is_exited=false, is_frozen=false, is_resigned=false, is_unjoin=false})

[cowtowncoder]

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