| parameter name | required | type | description |
|---|---|---|---|
| appId | Yes | string | merchant APP ID, provided by PayCools |
| sign | Yes | string | RSA sign of param |
| param | Yes | string | request param content string |
{
"appId": "123456",
"sign": "abcdef",
"param": "{}"
}appId is a fixed string, provided by PayCools;param;param , the sign result used as the value of sign .RSA key length should be 4096 RSA public key should be provided to PayCools, and do not disclose to any other. RSA private key is kept by merchant, and do not disclose to any other. When the merchant calls the PayCools Open API, it uses the RSA private key to sign the request param, and the PayCools server uses the RSA public key provided by the merchant to verify the signature. If the verification fails, it will refuse to process the request.
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the value of result should be true