{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x9c16592f544466419653c5ee096d129c5328fa19acaf89c46209f4ef151a0fa9",
    "signature": "0xa2411565a9b96733ef0c7fc6388112614393354b02f90a1873385c4aba22b1fd380e135dd9f17eff90bb1ec341d1b1fe50d9c730898df34bf6fc5cda7cb2b8001c",
    "signer": "0x26C26aeE7DcE9D0D7E6674aC7fC760353a934626",
    "userId": "149884437"
  }
}