curl --location --request GET '/customer/serviceContract/'
{
"code": 0,
"msg": "string",
"data": {
"id": 0,
"purchaseServiceId": 0,
"customerId": 0,
"transactionCode": "string",
"contractTime": "2019-08-24T14:15:22Z",
"contractFile": "string",
"customerName": "string"
}
}