{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "332382",
    "entityType": "User",
    "nonce": "0x13638c205f164f4a09213900eee3c7128a2619994d8463d8e4ed1e142acd7a28",
    "signature": "0x4f8c8f4d9006f42533f51b6e71ad1af312f07580567e9504fa291283c34d525e356ad31b6ce9a69a67daabc4d73aa0bc633b6be71d6dfcf88943956ffbf7fe241c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}