{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "443911",
    "entityType": "User",
    "nonce": "0x58586734fbb5f902058db9e8af056e6de09771532a3167dda25054382275bc84",
    "signature": "0x984141f85d8d9a8f1c35ce8484eb6ed7cc798eb0599bd10c881ee4787d6b9ce5349fc6370b92921ca359f57fcaa13703a5cc73cee4b93852d7d525187629fce41c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}