{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xcfb1d37268cbe55b9fb5e47dfb7ee329e763bd0f0add6bd79d9d4540105d9976",
    "signature": "0x810da64efbdbccea6d7480bf3241d78bc7b72e1acffc844ff471a3531656cfff58effc899232ce0c40f1a904c4e105e1965af60455a1e84f42242a8c54f6ed041b",
    "signer": "0x99579cBBf75032De98d51e1f45bC64e75B4B9e1A",
    "userId": "529938035"
  }
}