{
"card": {
"avatar_url": "string",
"button_text": "string",
"card_type": "string",
"chain_id": 0,
"cover_url": "string",
"created_at": "string",
"description": "string",
"id": 0,
"jump_url": "string",
"nickname": "string",
"title": "string",
"updated_at": "string"
},
"chain": {
"chain_title": "string",
"code": "string",
"direct_jump": 0,
"domain_id": 0,
"id": 0,
"show_type": 0,
"status": 0,
"target_url": "string",
"type": 0,
"valid_time": 0
}
}