{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "390576",
    "entityType": "User",
    "nonce": "0xf9e781637c2138777d214fee6f49ef637de046bebf36e593a5d5e4207c916719",
    "signature": "0x757c0396f7fe4c1f7c2b8a5349f33212e8a3ab3e1a925f349be84f52122ceff7418290b7541231632a59df2111686f741491cd948694938245183461caa858ad1b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}