Introduced NFTs and Token Lists Endpoints

We've introduced beta endpoints for NFTs:

• /nfts/list
• /nfts/{id}
• /nfts/{asset_platform_id}/contract/{contract_address}
• /nfts/market (Exclusive for Enterprise Plan Subscribers)

Furthermore we've introduced the Token Lists endpoint for Enterprise Plan Subscribers

• /token_lists/{asset_platform_id}/all.json