{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "235412",
    "entityType": "User",
    "nonce": "0x499981a519ef3d8eb03ae6c57fb88004b25ffa1214d12cd97de8305196d853df",
    "signature": "0xd6824cbe4e32e933a98d643d1ccf9d086f6a3f7a0a23990cd5eb84504e7876df283fee4961c24397e6ba292605fd2c0a08530616130bcec2c9bab0b28db765c31b",
    "signer": "0xdA0eFB0e7b973C487c12501759aDb23012CB5248",
    "userId": "178070"
  }
}