Request Challenge

Request a challenge for wallet authentication. The challenge must be signed by the wallet and submitted to /session within 60 seconds. Rate limited to 10 requests per minute per IP to prevent abuse.

curl -X POST "https://loading/v1/auth/challenge" \  -H "Content-Type: application/json" \  -d '{    "hotkey": "string"  }'

{
  "challenge": "string",
  "expires_at": 0
}

{
  "detail": [
    {
      "loc": [
        "string"
      ],
      "msg": "string",
      "type": "string"
    }
  ]
}