Fields documentation for PetFeeInterval

Name	Type	Summery	Remarks
ArticleNumber	String	Pet fee article number.
Id	Int32	Unique Id for the entity. This Id is unchanged throughout the entity's lifetime.
PetFeePerPet	Boolean	True if pet fee applies to each pet.	If true, the fee must be charged for each pet brought along to the rental house. Conversely, the customer must register how many pets they are bringing during the booking process.
PricePerWeek	Boolean	True if the pet fee price is per week for the rental period otherwise false. If true, the pet fee price calculation is: WeeksFactor * price. The WeeksFactor is an integer number with the following values: 1: The duration of the rental period is less than or equal to 7 days.2: The duration of the rental period is greater than 7 and less than or equal to 14 days.3: The duration of the rental period is greater than 14 and less than or equal to 21 days.4: The duration of the rental period is greater than 21 and less than or equal to 28 days.....
ValidFrom	DateTime	Start date.
ValidTo	Nullable<DateTime>	End date. If null, the interval is seen as having no expiration.