{
"enroll_info": {
"enroll_merchant": {
"merchant_uid": "string"
},
"materials": [
{
"data": "string",
"description": "string",
"material_audit_info": "string",
"name": "string",
"subject_id": "string"
}
],
"mini_apps": [
{
"mini_app_id": "string"
}
],
"vouchers": [
{
"activity_id": "string"
}
],
"cities": [
"string"
]
},
"enroll_scene_type": "VOUCHER",
"out_biz_no": "21ba1e1c16456985463242192e4d",
"plan_id": "2021041301000200000077974217"
}