{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "936976796",
    "entityType": "User",
    "nonce": "0x96d64e9036020f8a65990932fbf4e51fc2ec35408b5a4379bfa6001369dd778a",
    "signature": "0x993f65812b171745b7f8b2d2d5ee26c43efd7f5ccde3c6e69ebc2d695afb599d77c6b4e98659d9f7bd8d31d644757265146e1a2b22bd485f17d5da1ab2df0a4e1b",
    "signer": "0xb35e84d84e4814759B14dA9dd545ACB331cF9f55",
    "userId": "870"
  }
}