curl --location 'https://base.merchantwarrior.com/partner' \
--header 'MW-API-VERSION: 2.0' \
--header 'Content-Type: application/json' \
--data '{
"method": "checkMerchant",
"partnerUUID": "123456789abcd",
"apiKey": "1a3b5c",
"hash": "e9ddc296b76b3398934bfc06239073df",
"requestReference": "abdfd1231150fda",
"merchantUUID": "XXXXX"
}'