{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "366263865",
    "entityType": "User",
    "nonce": "0xe94d85ec20555f630f9bb6330e63f044b57c0172923bcd502fff76016e2b7fe0",
    "signature": "0xfe90b1d0ddb7a74a921c51c6f5c1f38dbb8a1537e19e9ca67ca08e019d5fe9e83d49d579e52edc14cfad53c7d58f16a36603778d415d81e7d9cca3f7e50d84a41b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}