{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "2989",
    "entityType": "User",
    "nonce": "0xdca986a136cf3021b17de13ee6710074db17e18435347e3877fea4ee501e5f32",
    "signature": "0xa5b41627fdc52238faa0525d2f66b214242dac430b06024a185e1699aff571e1418f1daccfdf7bb1d1fd616fe7b1cd9a0c7f9ccea997c656b63b3fad8f64be831b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}