{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1714587",
    "entityType": "User",
    "nonce": "0x2495ad76387a01f1f5b8fd9c8f9baa0000a8a48ea8ee27595dabf132a1ad77e6",
    "signature": "0x201b7d278c21a3a11b28ef1c75ad1591c1c1aa827a7672d1d54ae3dac73cadd863ff7372f52bfecd7a4211f2fb29d0417b180358574f4a2d4fe0a374616568861b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}