{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/blockchain/refs/heads/main/json-schema/com-exchange-subscribe-action-payload-schema.json",
  "title": "ExchangeSubscribeActionPayload",
  "description": "ExchangeSubscribeActionPayload schema from Blockchain.com WebSocket APIs",
  "type": "object",
  "properties": {
    "action": {
      "type": "string",
      "enum": [
        "subscribe",
        "unsubscribe"
      ]
    },
    "channel": {
      "type": "string",
      "enum": [
        "heartbeat",
        "symbols",
        "balances"
      ]
    }
  },
  "required": [
    "action",
    "channel"
  ]
}