{"accessid":"LTAI5tQ6wdtWdYNbQcZTAio7","host":"https://shanghaifeima.oss-cn-shanghai.aliyuncs.com","expire":1734869839,"signature":"a63smQTCtzcqpp62G6TQmhfr+fA=","policy":"eyJleHBpcmF0aW9uIjoiMjAyNC0xMi0yMlQxMjoxNzoxOVoiLCJjb25kaXRpb25zIjpbWyJzdGFydHMtd2l0aCIsIiRrZXkiLCJzaGFuZ2hhaWZlaW1hLyJdXX0=","dir":"shanghaifeima/","callback":"eyJjYWxsYmFja1VybCI6Imh0dHBzOi8vZmx5Y29kZXRlY2guY29tIiwiY2FsbGJhY2tCb2R5IjoiZmlsZW5hbWU9JHtvYmplY3R9XHUwMDI2c2l6ZT0ke3NpemV9XHUwMDI2bWltZVR5cGU9JHttaW1lVHlwZX1cdTAwMjZoZWlnaHQ9JHtpbWFnZUluZm8uaGVpZ2h0fVx1MDAyNndpZHRoPSR7aW1hZ2VJbmZvLndpZHRofSIsImNhbGxiYWNrQm9keVR5cGUiOiJhcHBsaWNhdGlvbi94LXd3dy1mb3JtLXVybGVuY29kZWQifQ=="}