WebSockets

wss://ws.radarrelay.com/v2

// Once connected, send the following request to subscribe:
{
  "type": WebsocketRequestType.SUBSCRIBE,
  "topic": WebsocketRequestTopic,
  "market": string // e.g. 'ZRX-WETH',
  "requestId": number // Optional
}

// Response acknowledgement:
{
  "type": WebsocketRequestType.SUBSCRIBE,
  "requestId?": number // requestId from originating request
}
​
// On event:
{
  "action": WebsocketAction,
  "event": RadarFill | RadarNewOrder | RadarCancelOrder | RadarRemoveOrder,
  "requestId?": number // requestId from originating request
}

wss://ws.radarrelay.com/v2

// Once connected, send the following request to unsubscribe:
{
  "type": WebsocketRequestType.UNSUBSCRIBE,
  "topic": WebsocketRequestTopic,
  "market": string, // e.g. 'ZRX-WETH'
}

// Response acknowledgement:
{
  "type": WebsocketRequestType.UNSUBSCRIBE,
  "requestId?": number // requestId from originating request
}