{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "755516",
    "entityType": "User",
    "nonce": "0x17692dee39ee2e491f44d90d4d7a61b21a7108c8fc8acc913c7d8b4d0580029b",
    "signature": "0x95888fa283112b64ddd5063833bd883383442966c5d179d05a0d571d4e2d37b419bbdafcab0c2a1145199c5685163c6472f538b136ad5d83bd0b7011e51ce9ff1b",
    "signer": "0xDD3Cb841c7f19ec5581F8E2b14d6f7a58B92d0F7",
    "userId": "582464754"
  }
}