{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x2f9c60ed8d4cace673ce1ae343bee1a43c0a1dc818075c6b30167206b6b3239d",
    "signature": "0x143ad773425cc1bd30aa70cd062e25f81ee8d20ac2a137b006f6adcaf0dd75d50c2f4de2863e414bcb6bd0696881a2140e471e4b2f51ae58a1763e494002db421c",
    "signer": "0x6268f3F36E0fe8D3E139bC6d32d7539887721848",
    "userId": "418312750"
  }
}