Changes to Create project

added the optional property data/complexity_level to the response with the 200 status

added the optional property data/tasks/items/due_date to the response with the 200 status

the data/assignees/items response's property type changed from object to no type for status 200

removed the optional property data/assignees/items/email from the response with the 200 status

removed the optional property data/assignees/items/id from the response with the 200 status

added the optional property data/due_date to the response with the 200 status

added the optional property data/entity to the response with the 200 status

added the optional property data/project_status to the response with the 200 status

added the optional property data/reminder_schedule_name to the response with the 200 status

added the optional property data/tax_year to the response with the 200 status

added the optional property data/user/first_name to the response with the 200 status

added the optional property data/user/idempotency_key to the response with the 200 status

added the optional property data/user/last_name to the response with the 200 status

added Assignee subschema #2 to the data/assignees/items response property allOf list for the response status 200