{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "908274180",
    "entityType": "User",
    "nonce": "0x56b4ab6257cfc924086763a985d80742d57e9dc63d089ffc9b0eb618b17daeeb",
    "signature": "0x62a4c0861228a0d45a393c5502d2a5bf39db1da39223280163121c275badda5f15d0de14eba7242115ffa0b372132ba5257ea4ed401ae60b869d7eaaaf881d641b",
    "signer": "0xb3387586DB4E0688ea58500cb87D5334A005D984",
    "userId": "795469034"
  }
}