Add Nansen

[curlycrypto184]

• I understand that filing an issue does not guarantee addition to the Berachain default validator list.
• I will not ping the Discord about this listing request.

Please follow the format for your validator.

{
    "id": "0xd25F258EEBf4e49dF154eF0dA56E6bBEF9514168",
    "logoURI": "https://res.cloudinary.com/duv0g402y/raw/upload/src/assets/Nansen.png",
    "name": "Nansen",
    "description": "Nansen is a leading on-chain analytics platform founded in 2020, and is now one of the most trusted names in crypto, serving traders and institutions. Disclaimer: delegating comes with slashing risks",
    "website": "https://nansen.ai",
    "twitter": "https://x.com/nansen_ai"
},

• id: validator fee recipient
• logoURI: path to validator icon in default-list repo
• name: validator name
• description (optional): a short description for the validator
• website (optional): a validator's website
• twitter (optiona): a validator's twitter account url

this repository is uploaded to cloudinary for improved availability. Please upload your relevant assets under the assets/ folder and prefix the path in this json file with https://res.cloudinary.com/duv0g402y/raw/upload/.

an example :
https://res.cloudinary.com/duv0g402y/raw/upload/src/assets/${asset_file_name}
ℹ️ AFTER OPENING AN ISSUE, CREATE A BRANCH AND ADD YOUR CHANGES. WHEN READY, CREATE A PR AND LINK YOUR ISSUE IN THE PR 🚀