A list with the following syntax:
list(
SendQuota = list(
Max24HourSend = 123.0,
MaxSendRate = 123.0,
SentLast24Hours = 123.0
),
SendingEnabled = TRUE|FALSE,
DedicatedIpAutoWarmupEnabled = TRUE|FALSE,
EnforcementStatus = "string",
ProductionAccessEnabled = TRUE|FALSE
)