{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x48eea94b175ef13780c120c5d7be041d945fbf7fe7e502758bbeec6661df16cc",
    "signature": "0x4cd0892adbc64489f9dd283ea0467d8784cc6e618853ca0c2552b010249c6de8038baff60a8632076099fc666a9e7dd09d6e1738c290ae09ba4817cfb831a7621c",
    "signer": "0xF3daFB26A3117Eae86f7Ae27BFB4a982CDfa4C28",
    "userId": "31322821"
  }
}