{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "12885",
    "entityType": "User",
    "nonce": "0x20518f2352f0134bc4ce88c0fc4dafcbd077ad828d6d41532ce0e88d24c99760",
    "signature": "0x0abcd1ea66999a1dd304e07982d67c779945bef50a347e027623c9c6e7b7a4bc7d419ac417cb902ab65e8e4c7fb9a053f8bcc365e27464950d6c1b1379e0c2a61c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}