签名证书改使用机构证书。

accessType改1
加下下面4个字段：
acqInsCode
merCatCode
merName
merAbbr

其中：
acqInsCode送自己的机构号
merId测试环境符合格式随便送，生产由收单自己的业务人员定
merCatCode测试环境除代收付外的产品送一个真实存在的mcc，生产由收单自己的业务人员定，代收付产品一定要送商户号对应的mcc
merName测试环境符合格式随便送，生产由收单自己的业务人员定
merAbbr测试环境符合格式随便送，生产由收单自己的业务人员定



对账文件同线下方式获取acomn文件，无联机接口获取

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Replace the merchant signature certificate with institute signature certificate

Set accessType as "1" 

Add the following 4 fields:
acqInsCode
merCatCode
merName
merAbbr

acqInsCode: institute IIN
merId: merID can be any ID (with correct format) under testing environment，merID under production environment should set correctly by the institution.
merCatCode: merCatCode (MCC) should be a real value under testing environment，merCatCode under production environment should set correctly by the institution.
merName: merName can be any ID (with correct format) under testing environment，merName under production environment should set correctly by the institution.
merAbbr: merAbbr can be any ID (with correct format) under testing environment，merAbbr under production environment should set correctly by the institution.

Use off-line method to get reconciliation file ("acomn" file), online interface not available
