{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1087",
    "entityType": "User",
    "nonce": "0x4cffc42850f5f67490e464cc598366480f84becd15eb39636c26dd82d6ae5686",
    "signature": "0x96c217bf898c30bbed5d0f8dc1ce9670dfe678e1c0ec69b383047de5cabc06737c59e4d6f8de078cddef0ae13d127e0f007d72ee877e4712f7ad2a1d3338b1881c",
    "signer": "0xab97052A857D6227f6165BAc2708432a46C287fB",
    "userId": "159597058"
  }
}