{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "85753",
    "entityType": "User",
    "nonce": "0x6073e359da647c9e8133f082a4ca4dc61017d74f4d8ffee2cf93218fe0379c2a",
    "signature": "0xae2ddf77d799bfb800e86ebc8f8568c697590776fc860d68b35013d2c7bc33f70c3b40b6f268213108028b37a766a0a800290755c1d83cdee96d4e1f0813a5fd1b",
    "signer": "0x33c702d534707f8Cada5DdD521C5900827973f1D",
    "userId": "5642"
  }
}