{
"supplyDemandId": 0,
"sourceId": 0,
"signUserId": "string",
"supplyDemandType": "string",
"productServiceTitle": "string",
"productServiceContent": "string",
"productServiceNum": 1,
"productServicePrice": 0,
"deliveryStandard": "string",
"treatmentDisputes": "string",
"negotiationsAssociationId": "string",
"negotiationsAssociationName": "string",
"payStagesFlag": false,
"contractStagesInfoList": [
{
"stage": 0,
"serviceTitle": "string",
"serviceContent": "string",
"payTime": "string",
"payPrice": 0
}
],
"stagesPeriods": 0,
"uploadContractFiles": "string",
"contractNo": "string",
"isContract": true,
"signingTime": "string",
"loginUserId": "string",
"orderNo": "string"
}