The monetary amount of tolls for the corresponding Route or RouteLeg. This list contains a money amount for each currency that is expected to be charged by the toll stations. Typically this list will contain only one item for routes with tolls in one currency. For international trips, this list may contain multiple items to reflect tolls in different currencies.
Money
Represents an amount of money with its currency type.
The whole units of the amount. For example if currencyCode is "USD", then 1 unit is one US dollar.
nanos
integer
Number of nano (10^-9) units of the amount. The value must be between -999,999,999 and +999,999,999 inclusive. If units is positive, nanos must be positive or zero. If units is zero, nanos can be positive, zero, or negative. If units is negative, nanos must be negative or zero. For example $-1.75 is represented as units=-1 and nanos=-750,000,000.