Assets - Vatic API

Use lowercase asset symbols in all query parameters.

Symbol	Asset	Polymarket slug name
`btc`	Bitcoin	`bitcoin`
`eth`	Ethereum	`ethereum`
`sol`	Solana	`solana`
`xrp`	XRP	`xrp`
`hype`	Hyperliquid	`hype`
`doge`	Dogecoin	`doge`
`bnb`	BNB	`binance`