Retrieves expirations for instruments. This method can be used to see instruments’s expirations.
The currency symbol or "any" for all or '"grouped"' for all grouped by currency
Currency name or "any" if don't care or "grouped" if grouped by currencies
BTC, ETH, USDC, USDT, any, grouped Instrument kind, "future" or "option" or "any"
Instrument kind: "future", "option" or "any" for all
future, option, any The currency pair symbol Index identifier, matches (base) cryptocurrency with quote currency
btc_usd, eth_usd, ada_usdc, algo_usdc, avax_usdc, bch_usdc, bnb_usdc, btc_usdc, btcdvol_usdc, buidl_usdc, doge_usdc, dot_usdc, eurr_usdc, eth_usdc, ethdvol_usdc, link_usdc, ltc_usdc, near_usdc, paxg_usdc, shib_usdc, sol_usdc, steth_usdc, ton_usdc, trump_usdc, trx_usdc, uni_usdc, usde_usdc, usyc_usdc, xrp_usdc, btc_usdt, eth_usdt, eurr_usdt, sol_usdt, steth_usdt, usdc_usdt, usde_usdt, btc_eurr, btc_usde, btc_usyc, eth_btc, eth_eurr, eth_usde, eth_usyc, steth_eth, paxg_btc, drbfix-btc_usdc, drbfix-eth_usdc