{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "328337",
    "entityType": "User",
    "nonce": "0xaeb77817bfbc1f8d4d4948015d741196f188437e0bc3771ec4a5734f514ed8ec",
    "signature": "0xf60bc30db616d98496fced67d59414e446c17bec24541ca20424ceb58268d67f1a2b02be71c5ef69f164ab5bbb3a4b001a483fd94f2d1617f30e58d20cf3fe6f1c",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}