{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xcf6d052bdec2c9abc2190d9d89060f1e270d49342f9e13ed09f92a114d6637dd",
    "signature": "0x782227f93cd0ae4d8f7191238dafc0c51901d7e1f817a6646bfc1b86bd9fdd8f5c8a1bea3fad8c02dfed48dd0fa53afc8e8c3ec8125be6b513a6990365e99d931c",
    "signer": "0xBB3EBb593C10a429aA1a645297257dc66379B8f8",
    "userId": "534912172"
  }
}