MLS Contract

URI	/create
HTTP method	POST
Parameters	contractType (dictionary ContractType) contractDate (format yyyy-mm-dd HH:mm:ss) contractExpirationDate (format yyyy-mm-dd HH:mm:ss) notificationExpirationDate (format yyyy-mm-dd HH:mm:ss) commissionPercent commissionPercentType commissionPercentPeriod commissionConstant: { amount: (money), currency: PLN}
Result	Array of objects: `{ "success": true, "data": { "id": (integer) } }`
Description	Contract create

URI	/update
HTTP method	POST
Parameters	id (integer)* - id of contract.id same parameters as create
Result	Array of objects: `{ "success": true, }`
Description	Contract update

URI	/get
HTTP method	GET
Parameters	id* (integer) id of listing.id
Result	Array of objects: `{ "success": true, "data": { (...) } }`
Description	Contract details