{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "715",
    "entityType": "User",
    "nonce": "0xcad997d79fe49407f273e5e6af7615165455f11c1f64be6e215b8b2988c92bba",
    "signature": "0x23edb54bae447931bc4044f8614efcb4fdd8c49e88c6bd60b9261eac3fc3044331f0ba09f182f9cefb1cd968f78de648ec794a65ea76f3825a2eda18a936fd221b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}