{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49505",
    "entityType": "User",
    "nonce": "0xd56b1f06599417320c652b802527a3a09fbcd77813c491410f75c97c630b617d",
    "signature": "0xdbcbffd8df9507795054d6b13061db63f3c225ede85514119b5dc0f8d926dd9311db9c8ad8201a88258f78980be9f42e7bddac7c9267f2fd5ce51465830661f51c",
    "signer": "0xBe0B2B2beC4B0A46ff11169512DF7f66E775c0B3",
    "userId": "196632465"
  }
}