{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "145374428",
    "entityType": "User",
    "nonce": "0x7daf3fc21cb2b3cfb34f7e6d571a143c44ca2c804c9c72f092485281e134c37e",
    "signature": "0xce1cabaf656e9e37c20723ed1da4762104d609a4420a27e187079cfaf1d288ca3527ce362890b22aaf0bff3ce41e28361eb981327ea710739804856f7a3aa9eb1c",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}