{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "444463",
    "entityType": "User",
    "nonce": "0xbdc9155ccb7004b3514bd6f2bca11230c98e7bc65c7fa63cf00bf3cf2d9ddd9d",
    "signature": "0x706f4932178c5251c607d8b581460245d78e8261758ad08f673107948563e03f5b97da720c2035e8da73cb76d601ff7926bbec6ffc60bc7b8f7e171949a46d3c1b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}