A Call has been added to a Queue and the Enqueue command’s notificationUrl is being invoked. This is a notification only; any PerCL returned will be ignored.

Request Parameter	Type	Description
requestType	string	Context or reason why this request is being made. Will be `addToQueueNotification` - A call has been added to a queue and the `Enqueue` command’s `notificationUrl` is being invoked.
callId	string	Unique ID for this Call, generated by FreeClimb.
accountId	string	Account ID associated with your account.
from	string	Phone number of the party that initiated the Call (in E.164 format).
to	string	Phone number provisioned to the customer and to which this Call is directed (in E.164 format).
callStatus	string	Descriptive status for the call. Valid values are: •`ringing` - Call is currently ringing. •`inProgress` - Call was answered and is currently in progress (not queued, not in conference). •`completed` - Call ended normally. •`busy` - Caller received a busy signal. •`failed` - Call could not be completed as dialed, most likely because the phone number was non-existent. •`noAnswer` - Call ended without being answered. •`canceled` - Call was canceled via the REST API while queued or ringing.
direction	string	String describing the direction of the Call – `inbound` for inbound calls, `outboundAPI` for calls initiated via the REST API, or `outboundDial` for calls initiated by the `OutDial` command.
conferenceId	string	This is only populated if request pertains to a Conference. Otherwise, it is set to null.
queueId	string	ID of the Queue the caller is in.