{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "831117417",
    "entityType": "User",
    "nonce": "0x385f76f8bb9a123ed2e73853665752c90eb8ce47f5d84abf8c8da379acf80cea",
    "signature": "0x14375a166b63046eb74cfb26ce9f14eab4c12ba086f189fec77d67bb2ad456642af1d571c329b11fcbb766d5361d2297edc7bcb976e4055d798592a9d80d87901b",
    "signer": "0x5abad058d33E1C0C0A69d85BA3181678C1721765",
    "userId": "632918751"
  }
}