{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109048",
    "entityType": "User",
    "nonce": "0x413471560f04996691d0aba250647f75a045e8b83a28786c374fb2f7a71cf8ba",
    "signature": "0xa8abefbfc1b1cf168d1176b610c2b7f1bbe23a26373be521084e23959b7afa371793dcde4f2c7ef7cea21b6ae9ccaefb3bcd56098b8f0f6a71c3adbb4c76c5191b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}