# Ownership Validation

In this section you will learn how to use our endpoints for validating ownership of a concrete nft in different networks.

# How to validate an ownership?

Use below endpoint in order to check if a given public address owns concrete NFT in defined network.

GET https://{INSTANCE_URL}/api/public/ownership
Payload (application/json)
    "nftId": 123,
    "publicAddr": "0xcc0D1aC7Ec5E09ef11373EF76590EA9942392794",
    "network": "mumbaiTestnet",
    "contractAddress": "0x608a1CDBf0207fBC9c3e5C33bb6Ba1d9cb003613",
    "abiCode": "erc1155"
  "isOwned": true