Fetches historical crypto price data from Binance. Returns price data for a specific currency pair over an optional time range. When no time range is provided, returns the most recent price (limit 1). All timestamps are in Unix milliseconds.

Currency Format: Lowercase, no separators (e.g., btcusdt, ethusdt, solusdt, xrpusdt)

Example Request (Latest Price):

curl 'https://api.domeapi.io/v1/crypto-prices/binance?currency=btcusdt' \
  -H 'Authorization: Bearer YOUR_TOKEN'

Example Request (Time Range):

curl 'https://api.domeapi.io/v1/crypto-prices/binance?currency=btcusdt&start_time=1766130000000&end_time=1766131000000&limit=10' \
  -H 'Authorization: Bearer YOUR_TOKEN'

{
  "prices": [
    {
      "symbol": "btcusdt",
      "timestamp": 1766130500000
    }
  ],
  "pagination_key": "eyJpZCI6IlBSSUNFI2J0Y3VzZHQiLCJ0aW1lc3RhbXAiOjE3NjYxMzEwMDAwMDB9",
  "total": 10
}