x-api-key: ********************
curl --location --request GET 'https://api.b2b.retter.io/5p1hp1d2t/CALL/MerchantImportJob/checkBatchStatus/' \ --header 'x-api-key;'
{ "batchStatus": "string", "failCount": 0, "successCount": 0, "failedProducts": [ {} ], "ratio": "string", "pushPriceFrequency": 0, "bulkOperationType": "string" }