{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "328657",
    "entityType": "User",
    "nonce": "0x50308b32b2838f132a4fb231ca84772d60d11fd2c0115db4c1d7802e06c6fd2a",
    "signature": "0xeaaee40d5666e9b99dcbba5853585413410f6a028c3b1923ef6c76f1a0e736ea4ba9e6d3e6956e0993f5f80eaf5f75c621f3de30e010e760c0f26b170739b54b1b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}