{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1455057",
    "entityType": "User",
    "nonce": "0x7b6a4487e57789a5caffb82933600e088630f2dbfa6eb32d1cea98ee5635804b",
    "signature": "0x4fa9c099fbea69663561d449f7d4a096d7a57abb96c7386fe593af3f2721daa332c88bcfdd9b75950b8b14a8e366d1396f8f9c7a317309ac7eab9ae3e0844f761c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}