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-----
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDA2Os8Few0ro6tUTl6EkW2PIQK
l44KPAy00SIEIDppv9g8xDK+BxbnyvEbkvzT+73qnIONMnsahQ+g+FlfRxYhBVIF
Pf5ZAcUjh464fsz8297s948qz2zz8LzFXf2T+mxIcda3xMQOiJJEiRme1GaZA3P6
djRxVezB8QxNSPQcoQIDAQAB
-----END PUBLIC KEY-----