curl --location --request POST '/payment-credentials/v1/credential/suggestions' \
--header 'Private-Merchant-Id: {{PE-Private-Merchant-Id}}' \
--header 'Content-Type: application/json' \
--data-raw '{
"searchTerm": "21",
"merchantId": "{{PE-merchant_id}}"
}'{
"message": "Unauthorized"
}