"entityTypeId":4, // char type ID
"tagLabel": "contract_term_start", // tag label of source characteristic
"yearQuantity": 0, // quantity in years
"monthQuantity": 0, // quantity in months
"weekQuantity": 0, // quantity in weeks
"dayQuantity": 15, // quantity in days
"dayUnit": "Days", // unit for days (Days/BusinessDays)
"isPriorTo": false, // before or after source date
"sortOrder": 1 // order in which date is calculated