Negotiate a SignalR connection

GET 
/api/signalr/negotiate

Returns the SignalR service URL and a client access token scoped to the calling agent's subscription GUID. The client uses these to establish a WebSocket connection to the CallHub for receiving real-time call events.

Responses

200

Returns the SignalR URL and access token.

401

Authentication failed — token is missing, expired, or invalid.

403

Caller does not have the required role.