{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/blockchain/refs/heads/main/json-schema/com-exchange-subscribe-prices-action-payload-schema.json",
  "title": "ExchangeSubscribePricesActionPayload",
  "description": "ExchangeSubscribePricesActionPayload schema from Blockchain.com WebSocket APIs",
  "type": "object",
  "properties": {
    "action": {
      "type": "string",
      "enum": [
        "subscribe",
        "unsubscribe"
      ]
    },
    "channel": {
      "type": "string",
      "const": "prices"
    },
    "symbol": {
      "type": "string"
    },
    "granularity": {
      "type": "integer",
      "enum": [
        60,
        300,
        900,
        3600,
        21600,
        86400
      ],
      "description": "Candle bucket size in seconds."
    }
  },
  "required": [
    "action",
    "channel",
    "symbol",
    "granularity"
  ]
}