{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "64921",
    "entityType": "User",
    "nonce": "0xb0f5ed9f534b75798f28281639ef5350d366f336d56635cdf611ef0b93810b40",
    "signature": "0x02c5713a49ceb6bc995cf8a7f424d6dc870a4bfa728d3436eb69e5aabd61cbda5f6d43fdb05356cf82035a74fdf34df175617e37ee8d46d5e7f6a2da6d21f3bb1b",
    "signer": "0xCd2918bCc3A626Fcb36c59D541ea1A64EbC0cfdF",
    "userId": "104409"
  }
}