{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "254551",
    "entityType": "User",
    "nonce": "0x0f6c336e970377a53eb53ae132da943da4b61fae7c0a1c74a40bcd20adca719a",
    "signature": "0x924b31c6331f761bcaa58250aaf812ae61477cb31f330cbf8512a6e726e663c44d151cf3109ec8ecc7da07f2ecbdeb94eb167fcaad9bb64f428a2417088435ec1b",
    "signer": "0x50Fa68E2236737fa15f471F72A9AD1Ea99870D8c",
    "userId": "336906"
  }
}