ChargeSummary
What one call cost.
- callType: string
_id requiredThe call this charge is for.
- createdType: stringFormat: date-time
_at requiredWhen the charge was raised, which is when the call was placed.
- idType: stringrequired
Identifier of the charge.
- amountType: integernullable
_in _cents Amount in cents. Until the charge is finalized this is Resia's working figure and can change.
- finalizedType: stringFormat: date-timenullable
_at When the amount was settled. While this is empty, the amount can still change.

