{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "320009",
    "entityType": "User",
    "nonce": "0x777e928fb1869393b465b9cd2d9de99117fea58e7ad1dbd092cafe7f03b4c3f9",
    "signature": "0xf397e61fc27fc4b26c77382847d5b81f9b6f38f53d46df8659859e7db2f2bf184c7b7052dabfafc4dd55b447b6c1c4c6e8d6c3dde7df0655c8b922d377f513ee1b",
    "signer": "0xdA0eFB0e7b973C487c12501759aDb23012CB5248",
    "userId": "178070"
  }
}