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POST /v1/merchants/inquiryRegistrationInfo

Use the inquiryRegistrationInfo API to inquire a merchant's registration information. For successfully registered merchants, the latest merchant information is returned. If there are no successful registrations, only the request acceptance result will be returned. 


A message consists of a header and body. The following sections are focused on the body structure. For the header structure, see: 

Note: Set the data type of each field (except array) as String. This means that you must use double quotation marks (" ") to enclose the field value. Examples:

  • If the data type of a field is Integer and its value is 20, set it as "20". 
  • If the data type of a field is Boolean and its value is true, set it as "true". 

Request parameters

referenceMerchantId String  REQUIRED

The secondary merchant ID that is assigned by the acquirer.

More information:

  • Maximum length: 64 characters

Response parameters

result Result object REQUIRED

The request result contains information such as status and error codes.

Show child parameters

merchantInfo MerchantRegistrationInfo object REQUIRED

The merchant information

Show child parameters

productCodes String  REQUIRED

Product codes. For online payments, the valid values of this field are:


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Request Body


Response Body

Responses for different cases

This section provides responses for different cases of registration information inquiries.



Error codes

Error codes are usually classified into the following categories:

  • Common error codes: common for all online and in-store payment APIs.
  • API-specific error codes: listed in the following table.  

Result/Error codes

CodeValueMessageFurther action

The registration is successful, no further action is needed.

INVALID_CLIENTFThe client is invalid.

Check whether the client ID is correct.

MEDIA_TYPE_NOT_ACCEPTABLEFThe server does not implement the media type that is acceptable to the client.

Check whether the media type is correct.

METHOD_NOT_SUPPORTEDFThe server does not implement the requested HTTP method.

Check whether the HTTP method is correct.

REPEAT_REQ_INCONSISTENTFRepeated requests are inconsistent.

Change referenceMerchantId and call the interface again.

RECORD_NOT_FOUNDFThe system is not able to find the registration record for the given referenceMerchantId and/or referenceStoreId.

The registration record is not found. Please check whether referenceMerchantId or referenceStoreId is correct.