{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x652cd10f6ffc33dfee2c9a6621a638e70f52299c214e6d5d41d129a7ce3e8ebf",
    "signature": "0xfd3dee903661d3e26a234ff47a2d4a3be21616fb6f71d5034362b06bef4f54192821cfe9199eff6924823a29ce2218400e273e637146530e45581530ad3acb8e1c",
    "signer": "0x995Ca8f2d3956487967aCfd7EA849313C448c3a8",
    "userId": "227564"
  }
}