{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "311257477",
    "entityType": "User",
    "nonce": "0x3dbb210afc1b6062ff7260d0213fd6ec928abbb037bf49125603161590c6d6f0",
    "signature": "0xbe712baec0bc7c8788d3d03bcf8e3f5f098722417b76210f143aee4a8a403e8d1a3e5e069171edd54e5e50015aae4132ce097cc3e93d735b3efe129e4b7145381c",
    "signer": "0xA01ebc830d66b9A7a47A2EC95BcA34ED6EB49a45",
    "userId": "463524416"
  }
}