{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "50672",
    "entityType": "User",
    "nonce": "0x5ba56c715091c48d90f42c5d042a558ee22da0b14529e44eacb66a14e4e5be30",
    "signature": "0x59ec098d49f4130719b726f0dd92151709041d66bc7f62491c64e77d80215f50448ce43b13c9dea8b9701971afdda46f7f4148a8d65ccea40b98e70b36ca26901b",
    "signer": "0x50Fa68E2236737fa15f471F72A9AD1Ea99870D8c",
    "userId": "336906"
  }
}