{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "325",
    "entityType": "User",
    "nonce": "0xb3db592759cac3a25e55ea91029652b6737be1a656c6d01fbd7365327484fbd8",
    "signature": "0x4f8e0dfe2a7972aec59c3aa6a39d790b4c239f59398860434e958b8595d0b36233643c194fbd8c89e78304bd204e2bbd02d7579c9b221ad9b1699c586561a3e81b",
    "signer": "0xF683df1ed95E32e54440FFeFeb8789Ea568A0c7d",
    "userId": "595832942"
  }
}