input组件，微信版本7.0.9

错误的签名，验签失败 { "code": "SIGN_ERROR", "detail": { "detail": { "issue": "sign not match" }, "field": "signature", "location": "authorization", "sign_information": { "method": "POST", "sign_message_length": 175, "truncated_sign_message": "POST\n/v3/merchant/media/upload\n1574050808\n3dbf238498594cec83ab1e9f9fee45e8\n{\"filena\n", "url": "/v3/merchant/media/upload" } }, "message": "错误的签名，验签失败" }

签名原串： POST /v3/merchant/media/upload 1574046893 469d3cb02c1347e8a4b2ad6244e1e4a9 {"filename":"test.jpg","sha256":"61bfda6b7fc1fcae50fc69731423b69a73770fab382d3b1ed776554266f6042a"} 返回内容： { "code": "SIGN_ERROR", "detail": { "detail": { "issue": "sign not match" }, "field": "signature", "location": "authorization", "sign_information": { "method": "POST", "sign_message_length": 175, "truncated_sign_message": "POST\n/v3/merchant/media/upload\n1574046893\n469d3cb02c1347e8a4b2ad6244e1e4a9\n{\"filena\n", "url": "/v3/merchant/media/upload" } }, "message": "错误的签名，验签失败" }