# Utils

Following are the features offered in order to search the issued NFTs.

## Contents

<table><thead><tr><th width="306">Name</th><th>Description</th></tr></thead><tbody><tr><td><a href="#1.-getbalanceof">1. getBalanceOf</a></td><td>View the total number of NFTs owned.</td></tr><tr><td><a href="#2.-getnftidlistofowner">2. getNftIdListOfOwner</a></td><td>View the ID list of NFTs owned by a wallet.</td></tr><tr><td><a href="#3.-getnftitemallfromaddress">3. getNftItemAllFromAddress</a></td><td>View the detailed list of NFTs owned by a wallet.</td></tr><tr><td><a href="#4.-getnftitemall">4. getNftItemAll</a></td><td>View the detailed list of all NFTs registered on the chain.</td></tr><tr><td><a href="#5.-parameter-description">5. Parameter Description</a></td><td>Parameter information required to call API.</td></tr></tbody></table>

### 1. getBalanceOf

View the number of NFTs owned by a wallet.

#### Parameters

<table><thead><tr><th width="165.33333333333331">Name</th><th width="142">Type</th><th>Example</th></tr></thead><tbody><tr><td>ownerAddress</td><td><mark style="color:blue;">String</mark></td><td><em>"</em>firma1nssuz67am2uwc2hjgvphg0fmj3k9l6cx65ux9u"</td></tr></tbody></table>

#### Return value

```bash
6
```

### 2. getNftIdListOfOwner

View the ID list of all NFTs owned by a wallet.

#### Parameters

<table><thead><tr><th width="165.33333333333331">Name</th><th width="142">Type</th><th>Example</th></tr></thead><tbody><tr><td>ownerAddress</td><td><mark style="color:blue;">String</mark></td><td><em>"</em>firma1nssuz67am2uwc2hjgvphg0fmj3k9l6cx65ux9u"</td></tr></tbody></table>

#### Return value

```bash
{
  nftIdList: [
    '0',  '1',  '2',  '3',  '4',  '5'
  ],
  pagination: { next_key: null, total: 6 }
}
```

### 3. getNftItemAllFromAddress

View the detailed list of NFTs owned by a wallet.

#### Parameters

<table><thead><tr><th width="165.33333333333331">Name</th><th width="142">Type</th><th>Example</th></tr></thead><tbody><tr><td>ownerAddress</td><td><mark style="color:blue;">String</mark></td><td><em>"</em>firma1nssuz67am2uwc2hjgvphg0fmj3k9l6cx65ux9u"</td></tr></tbody></table>

#### Return value

<pre class="language-bash"><code class="lang-bash">{
  owner: 'firma1nssuz67am2uwc2hjgvphg0fmj3k9l6cx65ux9u',
  id: '0',
  tokenURI: 'https://firmachain.org/nft/metadata/bcf5cdajs-ff12...-d2han89nnha1'
},
{
  owner: 'firma1nssuz67am2uwc2hjgvphg0fmj3k9l6cx65ux9u',
  id: '1',
  tokenURI: 'https://firmachain.org/nft/metadata/ff1h2an107-tnz8...-bfbqn7h52mm'
},
...
{
  owner: 'firma1nssuz67am2uwc2hjgvphg0fmj3k9l6cx65ux9u',
  id: '5',
<strong>  tokenURI: 'https://firmachain.org/nft/metadata/tuw7mgb35fa-py71...-37uapnvgy65'
</strong>}
],
pagination: { next_key: null, total: 6 }
</code></pre>

### 4. getNftItemAll

View all NFTs recorded on a chain network.

#### Parameters

<table><thead><tr><th width="165.33333333333331">Name</th><th width="142">Type</th><th>Example</th></tr></thead><tbody><tr><td>-</td><td>-</td><td>-</td></tr></tbody></table>

#### Return value

<pre><code>{
  dataList: [
  {
    owner: 'firma1nssuz67am2uwc2hjgvphg0fmj3k9l6cx65ux9u',
    id: '0',
    tokenURI: 'https://firmachain.org/nft/metadata/bcf5cdajs-ff12...-d2han89nnha1'
  },
  {
    owner: 'firma1nssuz67am2uwc2hjgvphg0fmj3k9l6cx65ux9u',
    id: '1',
    tokenURI: 'https://firmachain.org/nft/metadata/ff1h2an107-tnz8...-bfbqn7h52mm'
  },
  ...
  {
    owner: 'firma1trqyle9m2nvyafc2n25frkpwed2504y6avgfzr',
    id: '8',
    tokenURI: 'https://firmachain.org/nft/metadata/hfuqo72n65-vfy1...-jgnvkl863nv'
  },
  ],
<strong>  pagination: { next_key: null, total: 9 }
</strong>}
</code></pre>

### 5. Parameter Description

<table><thead><tr><th width="182">Name</th><th>Description</th></tr></thead><tbody><tr><td>ownerAddress</td><td>For this parameter, please enter your FirmaChain wallet address. The owner of the wallet can be anyone. (e.g. “Service Wallet Address” or “Signatory’s Wallet Address”).</td></tr></tbody></table>