{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1228",
    "entityType": "User",
    "nonce": "0x4ccc50db5515b2aeef8423cfc8431445d153ebca668ea79738894518ed5b4d67",
    "signature": "0x225203f551f314de0b4c19c0e8ceb2a0a0c74bc5a03852be2a5bc1435b27baaa3e9f238d1cdcc25661b43300f92bebab577a0e7b0568aeb7f6bbd9d9cef07e241b",
    "signer": "0x375963f281CEdF4D9D180496F80A256D574daBa2",
    "userId": "981824750"
  }
}