We are looking for sample payload for merchant registration API. We have tried to test the api and getting an error. Request: curl --location 'https://apple-pay-gateway-cert.apple.com/paymentservices/registerMerchant' --header 'Content-Type: application/json' --data '{ "domainNames": "https://checkout.dev.sandbox-netvalve.com", "encryptTo": "platformintegrator.com.netvalve.uat", "partnerInternalMerchantIdentifier": "merchant.test.netvalve", "partnerMerchantName": "Test" }' Response: { "statusMessage": "Payment Services Exception invalid or Malformed Json Received", "statusCode": "400" }