TimeOfDay

Represents a time of day. The date and time zone are either not significant or are specified elsewhere. An API may choose to allow leap seconds. Related types are google.type.Date and google.protobuf.Timestamp.

JSON representation 
{
  "hours": integer,
  "minutes": integer,
  "seconds": integer,
  "nanos": integer
}
Fields
hours

integer

Hours of a day in 24 hour format. Must be greater than or equal to 0 and typically must be less than or equal to 23. An API may choose to allow the value "24:00:00" for scenarios like business closing time.
minutes

integer

Minutes of an hour. Must be greater than or equal to 0 and less than or equal to 59.
seconds

integer

Seconds of a minute. Must be greater than or equal to 0 and typically must be less than or equal to 59. An API may allow the value 60 if it allows leap-seconds.
nanos

integer

Fractions of seconds, in nanoseconds. Must be greater than or equal to 0 and less than or equal to 999,999,999.