{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "40274",
    "entityType": "User",
    "nonce": "0xbf6cd429d5c814a1ad85830258e64676b4f99007838af06569e47a4881622fe2",
    "signature": "0x4cdc22911141fa542108863505e67d7e04e82cc028e6c2a78014da5c5092593649820ca26646d35d9ef662a868daa8afd67762a92d574044afb3c9baee13beb91b",
    "signer": "0xd12A323399559A3773F865c8F21031bc39c29135",
    "userId": "219968466"
  }
}