[schema] Farcaster social graph score

[seichris]

Goal / What to Verify

Prove you are followed by top Farcaster accounts.
Or extend to proving a social graph score, based on your following. (Similar to Kaito etc)

How to Implement

Log into Farcaster, check username/FID.
Go to profile, check followers.
Verify followers or calculate score.

Network Request

Step 1:

• Visit this URL: https://farcaster.xyz/
• Request this URL: https://client.farcaster.xyz/v2/onboarding-state
• Method: GET
• Relevant Response Snippet:

  {
  "result": {
    "state": {
      "user": {
        "fid": 12345,
        "username": "exampleuser"
      }
    }
  }
}

Step 2:

• Visit URL
• Request this URL: https://client.farcaster.xyz/v2/followers?fid=12345&limit=100
• Method: GET
• Relevant Response Snippet:

  {
  "result": {
    "users": [
      {
        "username": "vitalik.eth",
        "viewerContext": {
          "followedBy": true
        }
      }
    ]
  }
}

Notes

Checking if being followed by array of accounts is implemented in this PR: BringID/browser-extension#53