{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x6760dffec8a8cd40fe0dc334b9c4a4c43a8c5f689636589af88a4b8f4d93438a",
    "signature": "0x8cb3d76379a925bcfe37d3981450b23112565d7fbf899761b2544da215d1d0334009a6d0c02cae85499f81e4edd0d268d0e98072cd6d0a924c62bc5644e198e51b",
    "signer": "0x65A03D10AFd64F38f0B99a2a95c49F1f5e0e97Ed",
    "userId": "467129829"
  }
}