{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "2719",
    "entityType": "User",
    "nonce": "0x54471a10ffca93a97b9a4cac8f05d78b1983099b8013b888096e0f095be3aa75",
    "signature": "0x0028c2de1daa5ab2ffe46e8412af6bcf1142ac783b6ec9f668e754cdd7f46f9a36dd23a6d0e61bdabbf80e349518ece80b64ac8c2ef4b8899cd81f97abbe35491b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}