Authorization: Bearer ********************{
"id_crd_cgy_cd": "01",
"expr_dt": "2026-03-12",
"id_crd_no": "510227196908123261",
"strt_dt": "2025-03-13",
"mdc_org_cd": "500000001944",
"ck_tp_cd": "1"
}curl --location '/openapi/sign/check' \
--header 'x1-gp-color: {{IS_GRAY}}' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
"id_crd_cgy_cd": "01",
"expr_dt": "2026-03-12",
"id_crd_no": "510227196908123261",
"strt_dt": "2025-03-13",
"mdc_org_cd": "500000001944",
"ck_tp_cd": "1"
}'{}