{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x206ab83f9682a06a28f6dabd9954ac6a04ce8274fbc7894f02a755e7f32edd31",
    "signature": "0xc901bfe4d19be99f06d5041b520ca1246d39f61344eeceee4691ce53f178d4835bed28aab2fa688746e870c103c1a7c9b2cf40adf53677e4510bcf5393fe05311c",
    "signer": "0x4f24EFcc0f8174B7836f5EBbeBd72AF3f1746E74",
    "userId": "230109234"
  }
}