如果你在签名过程中遇到问题，可使用 Ping++ 提供的在线签名工具

你的私钥（PKCS1 格式）：
包含 -----BEGIN RSA PRIVATE KEY----- 和 -----END RSA PRIVATE KEY----- 部分

-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----

对应的公钥：

-----BEGIN PUBLIC KEY-----
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCyz9zhFW9b5rR/QeCOr3bEfh5M
dbZ4yvkgztomcl1FbOshuOQdSEBl6CfX4c07A1btW9zVm/etE8l9yL9OstT8dGLt
pwSM6Upib2JJheQhIElMs3gOV3SZHygCjwlEsCQQrtpC+Hlqip6VGNLuIBs5wt+0
tzDTCeBSRSetbMP2GQIDAQAB
-----END PUBLIC KEY-----