etContractMetadataBatch()</code>: Get the metadata associated with multiple NFT contracts in a single request.</li>
<li><code>getContractsForOwner()</code>: Get all NFT contracts that the provided owner address owns.</li>
<li><code>getNftsForOwner()</code>: Get NFTs for an owner address.</li>
<li><code>getNftsForOwnerIterator()</code>: Get NFTs for an owner address as an async iterator (handles paging automatically).</li>
<li><code>getNftsForContract()</code>: Get all NFTs for a contract address.</li>
<li><