curl --request POST \
  --url https://api.sandbox.immutable.com/v1/internal/chains/{chain_name}/environment/{environment}/collections/{contract_address}/refresh-metadata \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "collection_metadata": {
    "name": "Gigantic Lizards",
    "symbol": "GLZ",
    "description": "This is the Gigantic Lizards collection",
    "image": "https://some-url",
    "external_link": "https://some-url",
    "contract_uri": "https://some-url",
    "base_uri": "https://some-url"
  }
}
'

{
  "contract_address": "<string>",
  "chain": {
    "id": "eip155:13372",
    "name": "imtbl-zkevm-testnet"
  },
  "collection_metadata": {
    "name": "Gigantic Lizards",
    "symbol": "GLZ",
    "description": "This is the Gigantic Lizards collection",
    "image": "https://some-url",
    "external_link": "https://some-url",
    "contract_uri": "https://some-url",
    "base_uri": "https://some-url"
  }
}