Get a single tradeable instrument
Returns the full public definition of one instrument named by instrument_name: type, activation window and active status, tick size, min/max/step amounts, maker/taker/base fee rates, pro-rata matching parameters, base/quote currencies, and type-specific details (option, perp, or spot). Expired options remain queryable by instrument_name. Public endpoint.
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Response
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The traded asset's contract address — word 0 (asset) of the order action data. Use this (not erc20_details) when signing an order.
The traded asset's sub-id — word 1 (subId) of the order action data. Decimal string; "0" for perps and spot.
Asset type of the instrument: "option", "perp", or "erc20".
option, perp, erc20 