{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "348474",
    "entityType": "User",
    "nonce": "0xb6cdcc735bea2d2e3026678801a5064d0cc1dec449bb3047945e1d0ac392c88f",
    "signature": "0xc5c854eca4d4e75a2afe46bf0d8104c52f6217a3063d66c2793ffd3c3bb2647769c02776c2d8d0f8d49fe3cc1c38ddb584c502e374a58d5c7c872e7809cc2ef51b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}