{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "198450",
    "entityType": "User",
    "nonce": "0x31c726804d69af1d636195f4a2fd9a9225c23e6e62c828a63fe92a43ef002574",
    "signature": "0x658dc27cc48261f26aaa88c4c1e46c38f44328ca99bd03b877f1485d4f03c8ff65681ad40182091c3b09e005161cf8d35476e910d0c582c74fe5d8fe182a57b51c",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}