Overview

This node operation fetches a list of NFT collections from the OpenSea API. It is useful for scenarios where users want to retrieve multiple NFT collections, for example, to display them in a marketplace, analyze trends, or aggregate data about various collections.

Use Case Examples

1. A user wants to display a list of popular NFT collections on their website.
2. An analyst wants to gather data on multiple NFT collections for market research.

Properties

Output

JSON

• resource - The resource type, here it is 'collection'.
• operation - The operation performed, here it is 'listCollections'.
• timestamp - The timestamp when the data was fetched.
• data
  • collections - Array of collection objects returned by the API.
• summary
  • total_collections - Total number of collections returned.
  • collections
    * ``
    * collection - Collection identifier.
    * name - Name of the collection.
    * description - Description of the collection.
    * image_url - URL of the collection's image.
    * owner - Owner of the collection.
    * safelist_status - Safelist status of the collection.
    * opensea_url - URL to the collection's page on OpenSea.

Dependencies

• OpenSea API (optionally with an API key for higher rate limits)

Troubleshooting

• Common issues include API rate limiting, which can be mitigated by providing an API key credential.
• Errors may occur if the collection slug or parameters are invalid or missing; ensure all required fields are correctly set.
• Network or connectivity issues can cause request failures; verify internet connection and API endpoint availability.

Links

• OpenSea API Documentation - Retrieving Collections - Official OpenSea API documentation for listing collections.