{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60955",
    "entityType": "User",
    "nonce": "0x7677bfb49f4b2850e25a1dcb5c2479f7f00ecf05e89fcf5b6e8dd47d4b4fac54",
    "signature": "0x3bc87e8114aa495fdaf8a35e2520ca564bac96581721c0a7b6054b85bd78c1d5550cbf788df7c5bf573998bbd8bee9278ccc43c8b48529da49d7d632b2c385ec1b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}