{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "4138",
    "entityType": "User",
    "nonce": "0x127cd7b3afcd062c5771e206f1dbbf6cff6c0b9e3f365ea11f23d7010012ef56",
    "signature": "0x1f3a992a2ac24ddfb4306604bd3d1d190fdbde80054263784f6da9d6983a98ca005d84dff285b8e2f435100026a9d9fc56638dc607096bba59ca254eaee15b721b",
    "signer": "0xF683df1ed95E32e54440FFeFeb8789Ea568A0c7d",
    "userId": "595832942"
  }
}