{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0x34f4e9c0b4d6ffaa359ec60be545b4bc7eb6bf2b9b726bb0c145f5fd9fa2e312",
    "signature": "0xc5c2611182d648e1b723c33f414b75ced99f7ef09c54f615752f9e8795cb1996475a2cd85374cfd89c481659289aa22d704b05e98d9cf37d1e0f7c69c80dfa8f1b",
    "signer": "0x27eB4b469aE053b72c26B3e9c68a655390Fe24fB",
    "userId": "42216"
  }
}