蕨菜怎样保存能放到过年吃新鲜的

{"rich_content":{"text":"","spans":null},"video":{"vid":"v028b0f20000bqnq2qamac2odo5en310","duration":71.077,"width":960,"height":540,"file_size":8402084,"thumb":{"web_uri":"tos-cn-p-0000/e1c66358a6aa4eb5922624d5d115ee2e","width":640,"height":360,"image_type":null,"mimetype":null,"encrypt_web_uri":null,"secret_key":null,"encrypt_algorithm":null,"extra":null},"video_size":{"high":{"duration":71.077,"file_size":7640949,"w":854,"h":480},"normal":{"duration":71.077,"file_size":5458974,"w":640,"h":360},"ultra":{"duration":71.077,"file_size":8833460,"w":960,"h":540}},"is_encrypted":null,"md5":"2ae150b43944527d1dfb58e148914a8b","tos_key":null,"secret_key":null,"encrypt_algorithm":null,"extra":null}}

    推荐阅读