{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90247061",
    "entityType": "User",
    "nonce": "0xf78d35d1c8b71c2227abdab7fcceb89244619ce108ce4944d6af78df690d1216",
    "signature": "0x70c0e53e48cd9a79d322e83cb9363f77749a7d70d6b37cfdc4e7f22840219d6a4a710fdc00e0336c821d09be5e93cacf144a5119b4392cb418c7525f6ffd287b1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}